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Wagstaff M, Sevim O, Goff A, Raynor M, Park H, Mancini EJ, Nguyen DTT, Chevassut T, Blair A, Castellano L, Newbury S, Towler B, Morgan RG. β-Catenin interacts with canonical RBPs including MSI2 to associate with a Wnt signalling mRNA network in myeloid leukaemia cells. Oncogene 2025:10.1038/s41388-025-03415-y. [PMID: 40301545 DOI: 10.1038/s41388-025-03415-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/28/2025] [Revised: 04/02/2025] [Accepted: 04/09/2025] [Indexed: 05/01/2025]
Abstract
Wnt/β-catenin signalling is important for normal hematopoietic stem/progenitor cell (HSPC) biology and heavily implicated in acute and chronic myeloid leukaemia (AML and CML). The central mediator β-catenin is an attractive therapeutic target in myeloid neoplasms however its targeting has been hampered by a poor characterisation of its molecular interactions in haematopoietic cells, which will differ from its network in solid tissues. Our previous β-catenin interactome study identified the significant enrichment of RNA-binding proteins (RBP) implying post-transcriptional roles for β-catenin in myeloid cells. To identify β-catenin interacting mRNAs we performed β-catenin RNA-immunoprecipitation coupled to RNA-sequencing (RIP-seq) and identified significantly enriched Wnt signalling pathway transcripts. Using β-catenin cross-linking immunoprecipitation (CLIP) we demonstrated a limited capacity for β-catenin to bind RNA directly, implying dependence on other RBPs. β-Catenin was found to interact with Musashi-2 (MSI2) in both myeloid cell lines and primary AML patient samples, where expression was significantly correlated. MSI2 knockdown reduced Wnt signalling output (TCF/LEF activity), through suppression of LEF-1 expression and nuclear localisation. Through both RIP and CLIP we demonstrate MSI2 binds LEF1 mRNA in a partly β-catenin dependent fashion, and may impact the post-transcriptional control of LEF-1 expression. Finally, we show that MSI2-mediated expansion of human HSPCs could be partly driven through LEF1 regulation. This is the first study to experimentally demonstrate functional crosstalk between MSI2 and Wnt signalling in human cells, and indicates potential novel post-transcriptional roles for β-catenin in a haematological context.
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Affiliation(s)
- M Wagstaff
- School of Life Sciences, University of Sussex, Brighton, UK
| | - O Sevim
- School of Life Sciences, University of Sussex, Brighton, UK
| | - A Goff
- School of Life Sciences, University of Sussex, Brighton, UK
| | - M Raynor
- Leeds Institute of Medical Research, Next Generation Sequencing Facility, University of Leeds, Leeds, UK
| | - H Park
- Brighton & Sussex Medical School, University of Sussex, Brighton, UK
- University Hospitals Sussex NHS Foundation Trust, Brighton, UK
| | - E J Mancini
- School of Life Sciences, University of Sussex, Brighton, UK
| | - D T T Nguyen
- Centre for Haemato-oncology, Cancer Research UK Barts Centre, Barts and The London School of Medicine and Dentistry, Queen Mary University of London, London, UK
| | - T Chevassut
- Brighton & Sussex Medical School, University of Sussex, Brighton, UK
- University Hospitals Sussex NHS Foundation Trust, Brighton, UK
| | - A Blair
- Bristol Institute for Transfusion Sciences, NHS Blood & Transplant, Bristol, UK
| | - L Castellano
- School of Life Sciences, University of Sussex, Brighton, UK
- Department of Surgery and Cancer, Division of Cancer, Imperial Centre for Translational and Experimental Medicine (ICTEM), Imperial College London, London, UK
| | - S Newbury
- Brighton & Sussex Medical School, University of Sussex, Brighton, UK
| | - B Towler
- School of Life Sciences, University of Sussex, Brighton, UK
| | - R G Morgan
- School of Life Sciences, University of Sussex, Brighton, UK.
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2
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Han Yu P, Yan Zhang Z, Yuan Kang Y, Huang P, Yang C, Naranmandura H. Acute myeloid leukemia with t(8;21) translocation: Molecular pathogenesis, potential therapeutics and future directions. Biochem Pharmacol 2025; 233:116774. [PMID: 39864466 DOI: 10.1016/j.bcp.2025.116774] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/29/2024] [Revised: 12/18/2024] [Accepted: 01/21/2025] [Indexed: 01/28/2025]
Abstract
Acute myeloid leukemia (AML) is a highly heterogeneous and aggressive blood cancer. Genetic abnormalities, such as the t(8;21) rearrangement, play a significant role in AML onset. This rearrangement leads to the formation of the RUNX1/RUNX1T1 fusion protein, disrupting gene regulation and genomic stability, ultimately causing full-blown leukemia. Despite a generally favorable prognosis, t(8;21) patients face relapse and chemotherapy resistance, particularly when harboring cooperating mutations. While advances in cellular genetics and molecular biology have improved AML treatment, there are currently no specific targeted therapies against RUNX1/RUNX1T1. Therefore, investigating targeted therapies for this AML subtype holds promise for patients. This review explores the complex landscape of t(8;21) AML, unravels the molecular mechanisms of RUNX1/RUNX1T1-driven leukemogenesis, and discusses recent advancements in target therapies including small molecule drugs and PROTAC. Our goal is to develop more effective and less toxic strategies for managing t(8;21) AML patients.
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MESH Headings
- Humans
- Leukemia, Myeloid, Acute/genetics
- Leukemia, Myeloid, Acute/drug therapy
- Leukemia, Myeloid, Acute/metabolism
- Leukemia, Myeloid, Acute/therapy
- Translocation, Genetic/genetics
- Chromosomes, Human, Pair 8/genetics
- Chromosomes, Human, Pair 21/genetics
- Core Binding Factor Alpha 2 Subunit/genetics
- Core Binding Factor Alpha 2 Subunit/metabolism
- Animals
- RUNX1 Translocation Partner 1 Protein/genetics
- RUNX1 Translocation Partner 1 Protein/metabolism
- Antineoplastic Agents/therapeutic use
- Oncogene Proteins, Fusion/genetics
- Molecular Targeted Therapy/methods
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Affiliation(s)
- Pei Han Yu
- Department of Hematology of First Affiliated Hospital, and Department of Public Health, Zhejiang University School of Medicine, Hangzhou, China
| | - Ze Yan Zhang
- Department of Hematology of First Affiliated Hospital, and Department of Public Health, Zhejiang University School of Medicine, Hangzhou, China
| | - Yuan Yuan Kang
- Department of Hematology of First Affiliated Hospital, and Department of Public Health, Zhejiang University School of Medicine, Hangzhou, China
| | - Ping Huang
- Department of Pharmacy, Zhejiang Provincial People's Hospital (Affiliated People's Hospital), Hangzhou Medical College, Hangzhou, China
| | - Chang Yang
- Department of Hematology of First Affiliated Hospital, and Department of Public Health, Zhejiang University School of Medicine, Hangzhou, China.
| | - Hua Naranmandura
- Department of Hematology of First Affiliated Hospital, and Department of Public Health, Zhejiang University School of Medicine, Hangzhou, China; Cancer Center, Zhejiang University, Hangzhou, China.
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3
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Ide AD, Carpenter KA, Elaswad M, Opria K, Marcellin K, Gilliland C, Grainger S. Secreted Frizzled-Related Protein 1a regulates hematopoietic development in a dose-dependent manner. BIORXIV : THE PREPRINT SERVER FOR BIOLOGY 2025:2025.01.10.632371. [PMID: 39829913 PMCID: PMC11741364 DOI: 10.1101/2025.01.10.632371] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Subscribe] [Scholar Register] [Indexed: 01/22/2025]
Abstract
Hematopoietic stem and progenitor cells (HSPCs) arise only during embryonic development, and their identity specification, emergence from the floor of the dorsal aorta, and proliferation are all tightly regulated by molecular mechanisms such as signaling cues. Among these, Wnt signaling plays an important role in HSPC specification, differentiation, and self-renewal, requiring precise modulation for proper development and homeostasis. Wnt signaling is initiated when a Wnt ligand binds to cell surface receptors such as those encoded by the frizzled gene family, activating intracellular signaling pathways that regulate gene expression. Secreted frizzled-related proteins (Sfrps) are known modulators of Wnt signaling, acting as both agonists and antagonists of this pathway. Yet, in vivo functions of Sfrps in HSPC development remain incompletely understood. Here, we demonstrate that Sfrp1a regulates zebrafish HSPC development and differentiation in a dose-dependent manner. In Sfrp1a loss of function animals, we observe an increase in HSPCs, an upregulation of canonical Wnt signaling, and a decrease in differentiation into both lymphoid and myeloid lineages. Conversely, at low-dose sfrp1a overexpression, there is a decrease in HSPCs and an increase in lymphoid differentiation. High-dose sfrp1a overexpression phenocopies the loss of function animals, with an increase in HSPCs, increased canonical Wnt signaling, and decreased lymphoid and myeloid differentiation. These findings highlight the importance of dose-dependent modulation of Sfrps, paralleling what is observed in hematopoietic cancers where SFRP1 loss-of-function and gain-of-function variants can drive tumorigenesis.
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Affiliation(s)
- Amber D. Ide
- Department of Cell Biology, Van Andel Institute, Grand Rapids, Michigan, 49503, USA RRID: SCR_021956
| | - Kelsey A. Carpenter
- Department of Cell Biology, Van Andel Institute, Grand Rapids, Michigan, 49503, USA RRID: SCR_021956
| | - Mohamed Elaswad
- Department of Cell Biology, Van Andel Institute, Grand Rapids, Michigan, 49503, USA RRID: SCR_021956
| | - Katherine Opria
- Department of Cell Biology, Van Andel Institute, Grand Rapids, Michigan, 49503, USA RRID: SCR_021956
| | - Kendersley Marcellin
- Department of Cell Biology, Van Andel Institute, Grand Rapids, Michigan, 49503, USA RRID: SCR_021956
| | - Carla Gilliland
- Department of Cell Biology, Van Andel Institute, Grand Rapids, Michigan, 49503, USA RRID: SCR_021956
| | - Stephanie Grainger
- Department of Cell Biology, Van Andel Institute, Grand Rapids, Michigan, 49503, USA RRID: SCR_021956
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4
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Yin Z, Yao Z, Chen D, Zhang Y, Weng G, Du X, Lin D, Xiao J, Sun Z, Zhang H, Liang X, Guo Z, Zhao W, Xuan L, Jiang X, Shi P, Liu Q, Ping B, Yu G. Homoharringtonine may help improve the outcomes of venetoclax and azacitidine in AML1-ETO positive acute myeloid leukemia. J Cancer Res Clin Oncol 2024; 150:336. [PMID: 38969948 PMCID: PMC11226518 DOI: 10.1007/s00432-024-05861-9] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/27/2024] [Accepted: 06/19/2024] [Indexed: 07/07/2024]
Abstract
PURPOSE T(8;21)(q22;q22.1)/AML1-ETO positive acute myeloid leukemia (AE-AML) is sensitive to conventional chemotherapy with a favorable prognosis. However, recent small case reports suggest the limited effectiveness of venetoclax (VEN) and hypomethylating agents (HMA) in treating AE-AML. The aim of this retrospective study was to evaluate the effectiveness of VEN plus AZA (VA) in AE-AML and explore whether adding homoharringtonine (HHT) to VA (VAH) could improve the response. METHODS Patients who received VEN plus AZA and HHT (VAH) or VEN plus AZA (VA) regimens were included in this retrospective study. The endpoints of this study were to evaluate the rate of composite complete remission (CRc), measurable residual disease (MRD), event-free survival (EFS), overall survival (OS), and relapse between VAH and VA groups. RESULTS A total of 32 AE-AML patients who underwent VA or VAH treatments (newly diagnosed with VA, ND-VA, n = 8; relapsed/refractory with VA, R/R-VA, n = 10; relapsed/refractory with VAH, R/R-VAH, n = 14) were included. The CR (complete remission) /CRi (CR with incomplete count recovery) rate of ND-VA, R/R-VA and R/R-VAH were 25%, 10%, and 64.3%, respectively. Measurable residual disease (MRD) negative was observed in 66.7% of R/R-VAH and none of VA-R/R patients. Co-occurring methylation mutations are associated with poor outcomes with VA but exhibit a more favorable response with VAH treatment. Additionally, patients with c-kit mutation presented inferior outcomes with both VEN-based regimens. All regimens were tolerated well by all patients. CONCLUSION Our data confirmed the poor response of VA in AE-AML, whether used as frontline or salvage therapy. Adding HHT to VA may improve outcomes and enhance the efficacy of VEN in this population.
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Affiliation(s)
- Zhao Yin
- Department of Hematology, Nanfang Hospital, Southern Medical University, No.1838, North of Guangzhou Avenue, Guangzhou City, Guangdong Province, 510515, P.R. China
| | - Zurong Yao
- Department of Hematology, Nanfang Hospital, Southern Medical University, No.1838, North of Guangzhou Avenue, Guangzhou City, Guangdong Province, 510515, P.R. China
| | - Dandan Chen
- Department of Hematology, Nanfang Hospital, Southern Medical University, No.1838, North of Guangzhou Avenue, Guangzhou City, Guangdong Province, 510515, P.R. China
| | - Yu Zhang
- Department of Hematology, Nanfang Hospital, Southern Medical University, No.1838, North of Guangzhou Avenue, Guangzhou City, Guangdong Province, 510515, P.R. China
| | - Guangyang Weng
- Department of Hematology, Shenzhen Second People's Hospital, Shenzhen, 518035, P.R. China
| | - Xin Du
- Department of Hematology, Shenzhen Second People's Hospital, Shenzhen, 518035, P.R. China
| | - Dongjun Lin
- Department of Hematology, The Seventh Affiliated Hospital of Sun Yat-Sen University, Shenzhen, 518107, P.R. China
| | - Jie Xiao
- Department of Hematology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, P.R. China
| | - Zhiqiang Sun
- Department of Hematology, Shenzhen Hospital, Southern Medical University, Shenzhen, 510086, P.R. China
| | - Hongyu Zhang
- Department of Hematology, Peking University Shenzhen Hospital, Shenzhen, 518036, P.R. China
| | - Xinquan Liang
- Department of Hematology, The First People Hospital of Chenzhou, Chenzhou, 423000, P.R. China
| | - Ziwen Guo
- Department of Hematology, Zhongshan City People's Hospital, Zhongshan, 528403, P.R. China
| | - Weihua Zhao
- Department of Hematology, The First Affiliated Hospital of Guangxi Medical University, Nanning, 530027, P.R. China
| | - Li Xuan
- Department of Hematology, Nanfang Hospital, Southern Medical University, No.1838, North of Guangzhou Avenue, Guangzhou City, Guangdong Province, 510515, P.R. China
| | - Xuejie Jiang
- Department of Hematology, Nanfang Hospital, Southern Medical University, No.1838, North of Guangzhou Avenue, Guangzhou City, Guangdong Province, 510515, P.R. China
| | - Pengcheng Shi
- Department of Hematology, Nanfang Hospital, Southern Medical University, No.1838, North of Guangzhou Avenue, Guangzhou City, Guangdong Province, 510515, P.R. China
| | - Qifa Liu
- Guangdong Provincial Key Laboratory of Digital Medicine and Biomechanics, Guangzhou, 510515, P.R. China
| | - Baohong Ping
- Department of Hematology, Huiqiao Medical Center, Nanfang Hospital, Southern Medical University, No.1838, North of Guangzhou Avenue, Guangzhou City, Guangdong Province, 510515, P.R. China.
| | - Guopan Yu
- Department of Hematology, Nanfang Hospital, Southern Medical University, No.1838, North of Guangzhou Avenue, Guangzhou City, Guangdong Province, 510515, P.R. China.
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5
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Wang C, Wang B, Mou Y, Liu X, Chen Q, Pu W, Rao Q, Wang C, Song J, Huang Y, Yan L, Huang L, Li Y. Design, Synthesis, and Anti-Leukemic Evaluation of a Series of Dianilinopyrimidines by Regulating the Ras/Raf/MEK/ERK and STAT3/c-Myc Pathways. Molecules 2024; 29:1597. [PMID: 38611876 PMCID: PMC11013136 DOI: 10.3390/molecules29071597] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/27/2023] [Revised: 03/17/2024] [Accepted: 03/19/2024] [Indexed: 04/14/2024] Open
Abstract
Although the long-term survival rate for leukemia has made significant progress over the years with the development of chemotherapeutics, patients still suffer from relapse, leading to an unsatisfactory outcome. To discover the new effective anti-leukemia compounds, we synthesized a series of dianilinopyrimidines and evaluated the anti-leukemia activities of those compounds by using leukemia cell lines (HEL, Jurkat, and K562). The results showed that the dianilinopyrimidine analog H-120 predominantly displayed the highest cytotoxic potential in HEL cells. It remarkably induced apoptosis of HEL cells by activating the apoptosis-related proteins (cleaved caspase-3, cleaved caspase-9 and cleaved poly ADP-ribose polymerase (PARP)), increasing apoptosis protein Bad expression, and decreasing the expression of anti-apoptotic proteins (Bcl-2 and Bcl-xL). Furthermore, it induced cell cycle arrest in G2/M; concomitantly, we observed the activation of p53 and a reduction in phosphorylated cell division cycle 25C (p-CDC25C) / Cyclin B1 levels in treated cells. Additionally, the mechanism study revealed that H-120 decreased these phosphorylated signal transducers and activators of transcription 3, rat sarcoma, phosphorylated cellular RAF proto-oncogene serine / threonine kinase, phosphorylated mitogen-activated protein kinase kinase, phosphorylated extracellular signal-regulated kinase, and cellular myelocytomatosis oncogene (p-STAT3, Ras, p-C-Raf, p-MEK, p-MRK, and c-Myc) protein levels in HEL cells. Using the cytoplasmic and nuclear proteins isolation assay, we found for the first time that H-120 can inhibit the activation of STAT3 and c-Myc and block STAT3 phosphorylation and dimerization. Moreover, H-120 treatment effectively inhibited the disease progression of erythroleukemia mice by promoting erythroid differentiation into the maturation of erythrocytes and activating the immune cells. Significantly, H-120 also improved liver function in erythroleukemia mice. Therefore, H-120 may be a potential chemotherapeutic drug for leukemia patients.
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Affiliation(s)
- Chaoyan Wang
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
- College of Pharmacy, Guizhou Medical University, Guiyang 550004, China
| | - Bo Wang
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
- College of Basic Medical, Guizhou Medical University, Guiyang 550004, China
| | - Yu Mou
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
- College of Pharmacy, Guizhou Medical University, Guiyang 550004, China
| | - Xiang Liu
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
- College of Basic Medical, Guizhou Medical University, Guiyang 550004, China
| | - Qiqing Chen
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
- College of Pharmacy, Guizhou Medical University, Guiyang 550004, China
| | - Weidong Pu
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
- College of Pharmacy, Guizhou Medical University, Guiyang 550004, China
| | - Qing Rao
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
| | - Chunlin Wang
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
| | - Jingrui Song
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
| | - Yubing Huang
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
| | - Longjia Yan
- School of Pharmaceutical Sciences, Guizhou University, Guiyang 550000, China
| | - Lei Huang
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
| | - Yanmei Li
- State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guiyang 550014, China; (C.W.); (B.W.); (Y.M.); (X.L.); (Q.C.); (W.P.); (Q.R.); (C.W.); (J.S.); (Y.H.)
- Natural Products Research Center of Guizhou Province, Guiyang 550014, China
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6
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Monteith AJ, Ramsey HE, Silver AJ, Brown D, Greenwood D, Smith BN, Wise AD, Liu J, Olmstead SD, Watke J, Arrate MP, Gorska AE, Fuller L, Locasale JW, Stubbs MC, Rathmell JC, Savona MR. Lactate Utilization Enables Metabolic Escape to Confer Resistance to BET Inhibition in Acute Myeloid Leukemia. Cancer Res 2024; 84:1101-1114. [PMID: 38285895 PMCID: PMC10984779 DOI: 10.1158/0008-5472.can-23-0291] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/27/2023] [Revised: 08/08/2023] [Accepted: 01/24/2024] [Indexed: 01/31/2024]
Abstract
Impairing the BET family coactivator BRD4 with small-molecule inhibitors (BETi) showed encouraging preclinical activity in treating acute myeloid leukemia (AML). However, dose-limiting toxicities and limited clinical activity dampened the enthusiasm for BETi as a single agent. BETi resistance in AML myeloblasts was found to correlate with maintaining mitochondrial respiration, suggesting that identifying the metabolic pathway sustaining mitochondrial integrity could help develop approaches to improve BETi efficacy. Herein, we demonstrated that mitochondria-associated lactate dehydrogenase allows AML myeloblasts to utilize lactate as a metabolic bypass to fuel mitochondrial respiration and maintain cellular viability. Pharmacologically and genetically impairing lactate utilization rendered resistant myeloblasts susceptible to BET inhibition. Low-dose combinations of BETi and oxamate, a lactate dehydrogenase inhibitor, reduced in vivo expansion of BETi-resistant AML in cell line and patient-derived murine models. These results elucidate how AML myeloblasts metabolically adapt to BETi by consuming lactate and demonstrate that combining BETi with inhibitors of lactate utilization may be useful in AML treatment. SIGNIFICANCE Lactate utilization allows AML myeloblasts to maintain metabolic integrity and circumvent antileukemic therapy, which supports testing of lactate utilization inhibitors in clinical settings to overcome BET inhibitor resistance in AML. See related commentary by Boët and Sarry, p. 950.
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Affiliation(s)
- Andrew J. Monteith
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
- Cancer Biology Program, Vanderbilt University School of Medicine, Nashville, TN, USA
- Department of Microbiology, University of Tennessee, Knoxville, TN, USA
| | - Haley E. Ramsey
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
- Cancer Biology Program, Vanderbilt University School of Medicine, Nashville, TN, USA
| | - Alexander J. Silver
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
- Cancer Biology Program, Vanderbilt University School of Medicine, Nashville, TN, USA
| | - Donovan Brown
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
| | - Dalton Greenwood
- Department of Pathology, Microbiology, and Immunology, Vanderbilt University School of Medicine, Nashville, TN, USA
| | - Brianna N. Smith
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
- Cancer Biology Program, Vanderbilt University School of Medicine, Nashville, TN, USA
| | - Ashley D. Wise
- Department of Microbiology, University of Tennessee, Knoxville, TN, USA
| | - Juan Liu
- Department of Pharmacology and Cancer Biology, Duke University School of Medicine, Durham, NC, USA
| | - Sarah D. Olmstead
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
| | - Jackson Watke
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
| | - Maria P. Arrate
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
| | - Agnieszka E. Gorska
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
| | - Londa Fuller
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
| | - Jason W. Locasale
- Department of Pharmacology and Cancer Biology, Duke University School of Medicine, Durham, NC, USA
| | | | - Jeffrey C. Rathmell
- Cancer Biology Program, Vanderbilt University School of Medicine, Nashville, TN, USA
- Department of Pathology, Microbiology, and Immunology, Vanderbilt University School of Medicine, Nashville, TN, USA
- Vanderbilt Center for Immunobiology, Vanderbilt University School of Medicine, Nashville, TN, USA
- Vanderbilt-Ingram Cancer Center, Vanderbilt University Medical Center, Nashville, TN, USA
| | - Michael R. Savona
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
- Cancer Biology Program, Vanderbilt University School of Medicine, Nashville, TN, USA
- Vanderbilt Center for Immunobiology, Vanderbilt University School of Medicine, Nashville, TN, USA
- Vanderbilt-Ingram Cancer Center, Vanderbilt University Medical Center, Nashville, TN, USA
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7
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Marr AR, Halpin M, Corbin DL, Asemelash Y, Sher S, Gordon BK, Whipp EC, Mitchell S, Harrington BK, Orwick S, Benrashid S, Goettl VM, Yildiz V, Mitchell AD, Cahn O, Mims AS, Larkin KTM, Long M, Blachly J, Woyach JA, Lapalombella R, Grieselhuber NR. The multi-CDK inhibitor dinaciclib reverses bromo- and extra-terminal domain (BET) inhibitor resistance in acute myeloid leukemia via inhibition of Wnt/β-catenin signaling. Exp Hematol Oncol 2024; 13:27. [PMID: 38438856 PMCID: PMC10913666 DOI: 10.1186/s40164-024-00483-w] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/14/2023] [Accepted: 01/23/2024] [Indexed: 03/06/2024] Open
Abstract
Acute myeloid leukemia (AML) is a highly aggressive hematologic cancer with poor survival across a broad range of molecular subtypes. Development of efficacious and well-tolerable therapies encompassing the range of mutations that can arise in AML remains an unmet need. The bromo- and extra-terminal domain (BET) family of proteins represents an attractive therapeutic target in AML due to their crucial roles in many cellular functions, regardless of any specific mutation. Many BET inhibitors (BETi) are currently in pre-clinical and early clinical development, but acquisition of resistance continues to remain an obstacle for the drug class. Novel methods to circumvent this development of resistance could be instrumental for the future use of BET inhibitors in AML, both as monotherapy and in combination. To date, many investigations into possible drug combinations of BETi with CDK inhibitors have focused on CDK9, which has a known physical and functional interaction with the BET protein BRD4. Therefore, we wished to investigate possible synergy and additive effects between inhibitors of these targets in AML. Here, we describe combination therapy with the multi-CDK inhibitor dinaciclib and the BETi PLX51107 in pre-clinical models of AML. Dinaciclib and PLX51107 demonstrate additive effects in AML cell lines, primary AML samples, and in vivo. Further, we demonstrate novel activity of dinaciclib through inhibition of the canonical/β-catenin dependent Wnt signaling pathway, a known resistance mechanism to BETi in AML. We show dinaciclib inhibits Wnt signaling at multiple levels, including downregulation of β-catenin, the Wnt co-receptor LRP6, as well as many Wnt pathway components and targets. Moreover, dinaciclib sensitivity remains unaffected in a setting of BET resistance, demonstrating similar inhibitory effects on Wnt signaling when compared to BET-sensitive cells. Ultimately, our results demonstrate rationale for combination CDKi and BETi in AML. In addition, our novel finding of Wnt signaling inhibition could have potential implications in other cancers where Wnt signaling is dysregulated and demonstrates one possible approach to circumvent development of BET resistance in AML.
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Affiliation(s)
- Alexander R Marr
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Madeline Halpin
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Dominique L Corbin
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Yerdanos Asemelash
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Steven Sher
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Britten K Gordon
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Ethan C Whipp
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | | | | | - Shelley Orwick
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Samon Benrashid
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Virginia M Goettl
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Vedat Yildiz
- Department of Biomedical Informatics, The Ohio State University, Columbus, OH, USA
| | - Andrew D Mitchell
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Olivia Cahn
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Alice S Mims
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Karilyn T M Larkin
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - Meixao Long
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
| | - James Blachly
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
- Leukemia Research Program, The Ohio State University James Comprehensive Cancer Center, Columbus, OH, USA
| | - Jennifer A Woyach
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
- Leukemia Research Program, The Ohio State University James Comprehensive Cancer Center, Columbus, OH, USA
| | - Rosa Lapalombella
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA
- Leukemia Research Program, The Ohio State University James Comprehensive Cancer Center, Columbus, OH, USA
| | - Nicole R Grieselhuber
- Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH, USA.
- Leukemia Research Program, The Ohio State University James Comprehensive Cancer Center, Columbus, OH, USA.
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8
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Hu J, Huang R, Liang C, Wang Y, Wang M, Chen Y, Wu C, Zhang J, Liu Z, Zhao Q, Liu Z, Wang F, Yuan S. TRIM50 Inhibits Gastric Cancer Progression by Regulating the Ubiquitination and Nuclear Translocation of JUP. Mol Cancer Res 2023; 21:1107-1119. [PMID: 37409971 PMCID: PMC10543995 DOI: 10.1158/1541-7786.mcr-23-0113] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/24/2023] [Revised: 05/04/2023] [Accepted: 06/28/2023] [Indexed: 07/07/2023]
Abstract
Gastric cancer is one of the most frequent cancers in the world. Emerging clinical data show that ubiquitination system disruptions are likely involved in carcinoma genesis and progression. However, the precise role of ubiquitin (Ub)-mediated control of oncogene products or tumor suppressors in gastric cancer is unknown. Tripartite motif-containing 50 (TRIM50), an E3 ligase, was discovered by high-output screening of ubiquitination-related genes in tissues from patients with gastric cancer to be among the ubiquitination-related enzymes whose expression was most downregulated in gastric cancer. With two different databases, we verified that TRIM50 expression was lower in tumor tissues relative to normal tissues. TRIM50 also suppressed gastric cancer cell growth and migration in vitro and in vivo. JUP, a transcription factor, was identified as a new TRIM50 ubiquitination target by MS and coimmunoprecipitation experiments. TRIM50 increases JUP K63-linked polyubiquitination mostly at the K57 site. We discovered that the K57 site is critical for JUP nuclear translocation by prediction with the iNuLoC website and further studies. Furthermore, ubiquitination of the K57 site limits JUP nuclear translocation, consequently inhibiting the MYC signaling pathway. These findings identify TRIM50 as a novel coordinator in gastric cancer cells, providing a potential target for the development of new gastric cancer treatment strategies. IMPLICATIONS TRIM50 regulates gastric cancer tumor progression, and these study suggest TRIM50 as a new cancer target.
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Affiliation(s)
- Jiajia Hu
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Runjie Huang
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Chengcai Liang
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Yingnan Wang
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Min Wang
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Yanxing Chen
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Chenyi Wu
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Jinling Zhang
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Zekun Liu
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Qi Zhao
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Zexian Liu
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Feng Wang
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
| | - Shuqiang Yuan
- State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
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9
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Yang T, Shi X, Li S, Zhao Z, Wang J, Yu P, Li H, Wang R, Chen Z. Targeting DHODH reveals therapeutic opportunities in ATRA-resistant acute promyelocytic leukemia. Biomed Pharmacother 2023; 166:115314. [PMID: 37579695 DOI: 10.1016/j.biopha.2023.115314] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/20/2023] [Revised: 07/30/2023] [Accepted: 08/08/2023] [Indexed: 08/16/2023] Open
Abstract
Although all-trans retinoic acid (ATRA)-induced differentiation has transformed acute promyelocytic leukemia (APL) from the most fatal to the most curable hematological disease, resistance to ATRA in high-risk APL patients remains a clinical challenge. In this paper, we discovered that dihydroorotate dehydrogenase (DHODH) inhibition overcame ATRA resistance. 416, a potent DHODH inhibitor previously obtained in our group, inhibited the occurrence of APL in cells and model mice. Excitingly, 416 effectively overcame ATRA resistance in vitro and in vivo by inducing apoptosis and differentiation. Further mechanistic studies showed that PML/RARα lost the regulation of Bcl-2 and c-Myc in NB4-R1 cells, which probably contributed to ATRA resistance. Notably, 416 maintained its Bcl-2 and c-Myc down-regulation effect in NB4-R1 cells and overcome ATRA resistance by inhibiting DHODH. In conclusion, our study highlights the potential of 416 for APL therapy and overcoming ATRA resistance, supporting the further development of DHODH inhibitors for clinical use in refractory and relapsed APL.
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Affiliation(s)
- Tingyuan Yang
- Shanghai Key Laboratory of New Drug Design, State Key Laboratory of Bioreactor Engineering, School of Pharmacy, East China University of Science & Technology, Shanghai 200237, China
| | - Xiayu Shi
- Shanghai Key Laboratory of New Drug Design, State Key Laboratory of Bioreactor Engineering, School of Pharmacy, East China University of Science & Technology, Shanghai 200237, China
| | - Shiliang Li
- Shanghai Key Laboratory of New Drug Design, State Key Laboratory of Bioreactor Engineering, School of Pharmacy, East China University of Science & Technology, Shanghai 200237, China
| | - Zhenjiang Zhao
- Shanghai Key Laboratory of New Drug Design, State Key Laboratory of Bioreactor Engineering, School of Pharmacy, East China University of Science & Technology, Shanghai 200237, China
| | - Junyi Wang
- Shanghai Key Laboratory of New Drug Design, State Key Laboratory of Bioreactor Engineering, School of Pharmacy, East China University of Science & Technology, Shanghai 200237, China
| | - Panpan Yu
- Shanghai Key Laboratory of New Drug Design, State Key Laboratory of Bioreactor Engineering, School of Pharmacy, East China University of Science & Technology, Shanghai 200237, China
| | - Honglin Li
- Shanghai Key Laboratory of New Drug Design, State Key Laboratory of Bioreactor Engineering, School of Pharmacy, East China University of Science & Technology, Shanghai 200237, China; Innovation Center for AI and Drug Discovery, East China Normal University, Shanghai 200062, China; Lingang Laboratory, Shanghai 200031, China.
| | - Rui Wang
- Shanghai Key Laboratory of New Drug Design, State Key Laboratory of Bioreactor Engineering, School of Pharmacy, East China University of Science & Technology, Shanghai 200237, China.
| | - Zhuo Chen
- Shanghai Key Laboratory of New Drug Design, State Key Laboratory of Bioreactor Engineering, School of Pharmacy, East China University of Science & Technology, Shanghai 200237, China.
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10
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Carpenter KA, Thurlow KE, Craig SEL, Grainger S. Wnt regulation of hematopoietic stem cell development and disease. Curr Top Dev Biol 2023; 153:255-279. [PMID: 36967197 PMCID: PMC11104846 DOI: 10.1016/bs.ctdb.2022.12.001] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
Abstract
Hematopoietic stem cells (HSCs) are multipotent stem cells that give rise to all cells of the blood and most immune cells. Due to their capacity for unlimited self-renewal, long-term HSCs replenish the blood and immune cells of an organism throughout its life. HSC development, maintenance, and differentiation are all tightly regulated by cell signaling pathways, including the Wnt pathway. Wnt signaling is initiated extracellularly by secreted ligands which bind to cell surface receptors and give rise to several different downstream signaling cascades. These are classically categorized either β-catenin dependent (BCD) or β-catenin independent (BCI) signaling, depending on their reliance on the β-catenin transcriptional activator. HSC development, homeostasis, and differentiation is influenced by both BCD and BCI, with a high degree of sensitivity to the timing and dosage of Wnt signaling. Importantly, dysregulated Wnt signals can result in hematological malignancies such as leukemia, lymphoma, and myeloma. Here, we review how Wnt signaling impacts HSCs during development and in disease.
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Affiliation(s)
- Kelsey A Carpenter
- Department of Cell Biology, Van Andel Institute, Grand Rapids, MI, United States
| | - Kate E Thurlow
- Department of Cell Biology, Van Andel Institute, Grand Rapids, MI, United States; Van Andel Institute Graduate School, Grand Rapids, MI, United States
| | - Sonya E L Craig
- Department of Cell Biology, Van Andel Institute, Grand Rapids, MI, United States
| | - Stephanie Grainger
- Department of Cell Biology, Van Andel Institute, Grand Rapids, MI, United States.
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11
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Shahid AM, Um IH, Elshani M, Zhang Y, Harrison DJ. NUC-7738 regulates β-catenin signalling resulting in reduced proliferation and self-renewal of AML cells. PLoS One 2022; 17:e0278209. [PMID: 36520954 PMCID: PMC9754587 DOI: 10.1371/journal.pone.0278209] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/05/2022] [Accepted: 11/13/2022] [Indexed: 12/23/2022] Open
Abstract
Acute myeloid leukemia (AML) stem cells are required for the initiation and maintenance of the disease. Activation of the Wnt/β-catenin pathway is required for the survival and development of AML leukaemia stem cells (LSCs) and therefore, targeting β-catenin is a potential therapeutic strategy. NUC-7738, a phosphoramidate transformation of 3'-deoxyadenosine (3'-dA) monophosphate, is specifically designed to generate the active anti-cancer metabolite 3'-deoxyadenosine triphosphate (3'-dATP) intracellularly, bypassing key limitations of breakdown, transport, and activation. NUC-7738 is currently in a Phase I/II clinical study for the treatment of patients with advanced solid tumors. Protein expression and immunophenotypic profiling revealed that NUC-7738 caused apoptosis in AML cell lines through reducing PI3K-p110α, phosphorylated Akt (Ser473) and phosphorylated GSK3β (Ser9) resulting in reduced β-catenin, c-Myc and CD44 expression. NUC-7738 reduced β-catenin nuclear expression in AML cells. NUC-7738 also decreased the percentage of CD34+ CD38- CD123+ (LSC-like cells) from 81% to 47% and reduced the total number and size of leukemic colonies. These results indicate that therapeutic targeting of the PI3K/Akt/GSK3β axis can inhibit β-catenin signalling, resulting in reduced clonogenicity and eventual apoptosis of AML cells.
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Affiliation(s)
| | - In Hwa Um
- School of Medicine, University of St Andrews, St Andrews, United Kingdom
| | - Mustafa Elshani
- School of Medicine, University of St Andrews, St Andrews, United Kingdom,NuCana plc, Edinburgh, United Kingdom
| | - Ying Zhang
- School of Medicine, University of St Andrews, St Andrews, United Kingdom
| | - David James Harrison
- School of Medicine, University of St Andrews, St Andrews, United Kingdom,NuCana plc, Edinburgh, United Kingdom
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12
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Targeting β-catenin in acute myeloid leukaemia: past, present, and future perspectives. Biosci Rep 2022; 42:231097. [PMID: 35352805 PMCID: PMC9069440 DOI: 10.1042/bsr20211841] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/27/2022] [Revised: 03/14/2022] [Accepted: 03/30/2022] [Indexed: 11/24/2022] Open
Abstract
Acute myeloid leukaemia (AML) is an aggressive disease of the bone marrow with a poor prognosis. Evidence suggests long established chemotherapeutic regimens used to treat AML are reaching the limits of their efficacy, necessitating the urgent development of novel targeted therapies. Canonical Wnt signalling is an evolutionary conserved cascade heavily implicated in normal developmental and disease processes in humans. For over 15 years its been known that the central mediator of this pathway, β-catenin, is dysregulated in AML promoting the emergence, maintenance, and drug resistance of leukaemia stem cells. Yet, despite this knowledge, and subsequent studies demonstrating the therapeutic potential of targeting Wnt activity in haematological cancers, β-catenin inhibitors have not yet reached the clinic. The aim of this review is to summarise the current understanding regarding the role and mechanistic dysregulation of β-catenin in AML, and assess the therapeutic merit of pharmacologically targeting this molecule, drawing on lessons from other disease contexts.
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13
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Chen H, Wang J, Wang H, Liang J, Dong J, Bai H, Jiang G. Advances in the application of Let-7 microRNAs in the diagnosis, treatment and prognosis of leukemia. Oncol Lett 2021; 23:1. [PMID: 34820000 PMCID: PMC8607238 DOI: 10.3892/ol.2021.13119] [Citation(s) in RCA: 18] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/06/2021] [Accepted: 10/18/2021] [Indexed: 12/14/2022] Open
Abstract
The lethal-7 (Let-7) family of microRNAs (miRNAs) controls the process of development and differentiation, but is also related to the occurrence of tumors and a poor prognosis of patients with tumors. Thus, a more comprehensive exploration of its functions will provide further insights into these processes, and may promote the diagnosis and treatment of tumors. Leukemia is a type of progressive malignant disease, and its pathogenesis involves a variety of epigenetic factors. Amongst the several related epigenetic factors, the Let-7 miRNAs are an important family of molecules that play a crucial role in maintaining a variety of critical biological processes, including development, differentiation and proliferation. In the present study, the role of Let-7 as a tumor suppressor gene and oncogene is reviewed, and the complex regulatory functions of several Let-7 family members in different subtypes of leukemia are described. The current body of knowledge thus far indicates that Let-7 is not only a potential diagnostic and prognostic marker of leukemia, but also a potential therapeutic target for the treatment of affected patients, with particular potential when targeted by adjuvant treatments alongside traditional treatment to improve their survival rate.
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Affiliation(s)
- Hao Chen
- School of Life Science and Technology, Weifang Medical University, Weifang, Shandong 261053, P.R. China
| | - Jiewei Wang
- Department of Transfusion, Jinan Zhangqiu District Maternal and Child Health Care Hospital, Jinan, Shandong 250200, P.R. China
| | - Huan Wang
- School of Life Science and Technology, Weifang Medical University, Weifang, Shandong 261053, P.R. China
| | - Jingru Liang
- School of Life Science and Technology, Weifang Medical University, Weifang, Shandong 261053, P.R. China
| | - Jinhua Dong
- School of Life Science and Technology, Weifang Medical University, Weifang, Shandong 261053, P.R. China
| | - Houqiao Bai
- Department of Hematology, The Affiliated Weihai Second Municipal Hospital of Qingdao University, Weihai, Shandong 264200, P.R. China
| | - Guosheng Jiang
- School of Life Science and Technology, Weifang Medical University, Weifang, Shandong 261053, P.R. China.,Institute of Immunology and Biotechnology Transformation, Binzhou Medical University, Yantai, Shandong 264000, P.R. China
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14
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Torres-Montaner A. The telomere complex and the origin of the cancer stem cell. Biomark Res 2021; 9:81. [PMID: 34736527 PMCID: PMC8567692 DOI: 10.1186/s40364-021-00339-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/08/2021] [Accepted: 10/21/2021] [Indexed: 11/15/2022] Open
Abstract
Exquisite regulation of telomere length is essential for the preservation of the lifetime function and self-renewal of stem cells. However, multiple oncogenic pathways converge on induction of telomere attrition or telomerase overexpression and these events can by themselves trigger malignant transformation. Activation of NFκB, the outcome of telomere complex damage, is present in leukemia stem cells but absent in normal stem cells and can activate DOT1L which has been linked to MLL-fusion leukemias. Tumors that arise from cells of early and late developmental stages appear to follow two different oncogenic routes in which the role of telomere and telomerase signaling might be differentially involved. In contrast, direct malignant transformation of stem cells appears to be extremely rare. This suggests an inherent resistance of stem cells to cancer transformation which could be linked to a stem cell’specific mechanism of telomere maintenance. However, tumor protection of normal stem cells could also be conferred by cell extrinsic mechanisms.
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Affiliation(s)
- A Torres-Montaner
- Department of Pathology, Queen's Hospital, Rom Valley Way, London, Romford, RM7 OAG, UK. .,Departamento de Bioquímica y Biología Molecular, Facultad de Ciencias, Universidad de Cádiz, 11510 Puerto Real, Cádiz, Spain.
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15
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Gajzer D, Logothetis CN, Sallman DA, Calon G, Babu A, Chan O, Vincelette ND, Volpe VO, Al Ali NH, Basra P, Talati C, Kuykendall AT, Mo Q, Padron E, Sweet K, Komrokji RS, Lancet JE, Yun S, Zhang L. MYC overexpression is associated with an early disease progression from MDS to AML. Leuk Res 2021; 111:106733. [PMID: 34749168 DOI: 10.1016/j.leukres.2021.106733] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/26/2021] [Revised: 10/09/2021] [Accepted: 10/19/2021] [Indexed: 10/20/2022]
Abstract
Recent studies demonstrated that MYC epigenetically regulates AML cell survival and differentiation by suppressing IDH1/2-TET2-5hmC signaling and that MYC overexpression is associated with poor survival outcomes in multiple AML patient cohorts. However, the oncogenic roles of MYC in MDS remain to be explored. A total of 41 patients with de novo MDS were retrospectively identified using the Total Cancer Care database at the Moffitt Cancer Center. A total of 61 % of patients had low MYC expression and 39 % of patients had high MYC expression defined as MYC reactivity by immunohistochemical staining in ≥5% of bone marrow (BM) cells at the time of MDS diagnosis. The median MDS-to-AML progression free survival (PFS) was significantly shorter in the high MYC group (median PFS 9.3 vs. 17.7 months, HR = 2.328, p = 0.013). Further, overall survival (OS) was also shorter in the high MYC patients (median OS 19.7 vs. 51.7 months, HR = 2.299, p = 0.053). Multivariate analyses demonstrated that high MYC expression is an independent poor prognostic factor for the MDS-to-AML progression (HR = 2.275, p = 0.046). Our observations indicate that MYC may play a crucial role in MDS transformation to AML and the underlying mechanisms of MYC-driven MDS clonal expansion and leukemic transformation require further investigation.
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Affiliation(s)
- David Gajzer
- Department of Hematopathology and Laboratory Medicine, H. Lee Moffitt Cancer Center and Research Institute, Tampa, FL, USA
| | | | - David A Sallman
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA
| | | | - Abida Babu
- University of South Florida, Internal Medicine, Tampa, FL, USA
| | - Onyee Chan
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Nicole D Vincelette
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Virginia O Volpe
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Najla H Al Ali
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Pukhraz Basra
- Department of Hematopathology and Laboratory Medicine, H. Lee Moffitt Cancer Center and Research Institute, Tampa, FL, USA
| | - Chetasi Talati
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Andrew T Kuykendall
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Qianxing Mo
- Department of Biostatistics and Bioinformatics, H. Lee Moffitt Cancer Center and Research Institute, Tampa, FL, USA
| | - Eric Padron
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Kendra Sweet
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Rami S Komrokji
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Jeffrey E Lancet
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Seongseok Yun
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center, Tampa, FL, USA.
| | - Ling Zhang
- Department of Hematopathology and Laboratory Medicine, H. Lee Moffitt Cancer Center and Research Institute, Tampa, FL, USA.
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16
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Tang D, Luo Y, Jiang Y, Hu P, Peng H, Wu S, Zhang G, Wang Y. LncRNA KCNQ1OT1 activated by c-Myc promotes cell proliferation via interacting with FUS to stabilize MAP3K1 in acute promyelocytic leukemia. Cell Death Dis 2021; 12:795. [PMID: 34404765 PMCID: PMC8371007 DOI: 10.1038/s41419-021-04080-1] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/05/2021] [Revised: 07/06/2021] [Accepted: 07/06/2021] [Indexed: 12/23/2022]
Abstract
Uncontrolled proliferation is the hallmark of cancer cells. Previous studies mainly focused on the role of protein-coding genes in cancer cell proliferation. Emerging evidence showed that long non-coding RNAs (lncRNAs) also play critical roles in cancer cell proliferation and growth. LncRNA KCNQ1OT1 is found to contribute to carcinogenesis, but its role in acute promyelocytic leukemia (APL) is unclear. In this study, by analyzing data from Gene Expression Omnibus, The Cancer Genome Atlas database and our clinical samples, we found that KCNQ1OT1 was selectively highly expressed in APL. Functional assays demonstrated that knockdown of KCNQ1OT1 reduced APL cell proliferation and increased apoptosis. Further evidence showed that KCNQ1OT1 was mainly located in the cytoplasm of APL patient-derived NB4 cells and APL patient bone marrow samples. Mechanistically, KCNQ1OT1 bound to RNA binding protein FUS, and silencing either KCNQ1OT1 or FUS reduced the expression level and stability of MAP3K1 mRNA. Whereas KCNQ1OT1 and FUS did not affect each other. Importantly, knockdown of MAP3K1 impaired APL cell proliferation. Finally, c-Myc transactivated KCNQ1OT1 in APL cells through binding to its promoter while knockdown of c-Myc decreased KCNQ1OT1 expression. Our results not only revealed that c-Myc transactivated KCNQ1OT1 and upregulated KCNQ1OT1 promoted APL cell proliferation, but also demonstrated that KCNQ1OT1 bound to FUS to synergistically stabilize MAP3K1 mRNA, thus facilitating APL cell proliferation. This study established a previously unidentified role of KCNQ1OT1 in the development of APL, and KCNQ1OT1 may serve as a potential therapeutic target for APL.
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Affiliation(s)
- Doudou Tang
- Department of Respiratory and Critical Care Medicine, the Second Xiangya Hospital, Central South University, Changsha, Hunan, China.,Hunan Centre for Evidence-based Medicine, Central South University, Changsha, Hunan, China
| | - Yujiao Luo
- Department of Hematology, The Second Xiangya Hospital, Central South University, Changsha, Hunan, China.,Institute of Molecular Hematology, Central South University, Changsha, Hunan, China
| | - Yafeng Jiang
- Department of Hematology, The Second Xiangya Hospital, Central South University, Changsha, Hunan, China.,Institute of Molecular Hematology, Central South University, Changsha, Hunan, China
| | - Piao Hu
- Department of Hematology, The Second Xiangya Hospital, Central South University, Changsha, Hunan, China.,Institute of Molecular Hematology, Central South University, Changsha, Hunan, China
| | - Hongling Peng
- Department of Hematology, The Second Xiangya Hospital, Central South University, Changsha, Hunan, China.,Institute of Molecular Hematology, Central South University, Changsha, Hunan, China
| | - Shangjie Wu
- Department of Respiratory and Critical Care Medicine, the Second Xiangya Hospital, Central South University, Changsha, Hunan, China.,Hunan Centre for Evidence-based Medicine, Central South University, Changsha, Hunan, China
| | - Guangsen Zhang
- Department of Hematology, The Second Xiangya Hospital, Central South University, Changsha, Hunan, China.,Institute of Molecular Hematology, Central South University, Changsha, Hunan, China
| | - Yewei Wang
- Department of Hematology, The Second Xiangya Hospital, Central South University, Changsha, Hunan, China. .,Institute of Molecular Hematology, Central South University, Changsha, Hunan, China.
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17
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Ahmadi SE, Rahimi S, Zarandi B, Chegeni R, Safa M. MYC: a multipurpose oncogene with prognostic and therapeutic implications in blood malignancies. J Hematol Oncol 2021; 14:121. [PMID: 34372899 PMCID: PMC8351444 DOI: 10.1186/s13045-021-01111-4] [Citation(s) in RCA: 102] [Impact Index Per Article: 25.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/08/2021] [Accepted: 06/12/2021] [Indexed: 12/17/2022] Open
Abstract
MYC oncogene is a transcription factor with a wide array of functions affecting cellular activities such as cell cycle, apoptosis, DNA damage response, and hematopoiesis. Due to the multi-functionality of MYC, its expression is regulated at multiple levels. Deregulation of this oncogene can give rise to a variety of cancers. In this review, MYC regulation and the mechanisms by which MYC adjusts cellular functions and its implication in hematologic malignancies are summarized. Further, we also discuss potential inhibitors of MYC that could be beneficial for treating hematologic malignancies.
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Affiliation(s)
- Seyed Esmaeil Ahmadi
- Department of Hematology and Blood Banking, Faculty of Allied Medicine, Iran University of Medical Sciences, Tehran, Iran
| | - Samira Rahimi
- Department of Hematology and Blood Banking, Faculty of Allied Medicine, Iran University of Medical Sciences, Tehran, Iran
| | - Bahman Zarandi
- Department of Hematology and Blood Banking, Faculty of Allied Medicine, Iran University of Medical Sciences, Tehran, Iran
| | - Rouzbeh Chegeni
- Medical Laboratory Sciences Program, College of Health and Human Sciences, Northern Illinois University, DeKalb, IL, USA.
| | - Majid Safa
- Department of Hematology and Blood Banking, Faculty of Allied Medicine, Iran University of Medical Sciences, Tehran, Iran.
- Cellular and Molecular Research Center, Iran University of Medical Sciences, Tehran, Iran.
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18
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Yun S, Vincelette ND, Yu X, Watson GW, Fernandez MR, Yang C, Hitosugi T, Cheng CH, Freischel AR, Zhang L, Li W, Hou H, Schaub FX, Vedder AR, Cen L, McGraw KL, Moon J, Murphy DJ, Ballabio A, Kaufmann SH, Berglund AE, Cleveland JL. TFEB links MYC signaling to epigenetic control of myeloid differentiation and acute myeloid leukemia. Blood Cancer Discov 2021; 2:162-185. [PMID: 33860275 PMCID: PMC8043621 DOI: 10.1158/2643-3230.bcd-20-0029] [Citation(s) in RCA: 20] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/02/2020] [Revised: 10/30/2020] [Accepted: 12/15/2020] [Indexed: 12/20/2022] Open
Abstract
MYC oncoproteins regulate transcription of genes directing cell proliferation, metabolism and tumorigenesis. A variety of alterations drive MYC expression in acute myeloid leukemia (AML) and enforced MYC expression in hematopoietic progenitors is sufficient to induce AML. Here we report that AML and myeloid progenitor cell growth and survival rely on MYC-directed suppression of Transcription Factor EB (TFEB), a master regulator of the autophagy-lysosome pathway. Notably, although originally identified as an oncogene, TFEB functions as a tumor suppressor in AML, where it provokes AML cell differentiation and death. These responses reflect TFEB control of myeloid epigenetic programs, by inducing expression of isocitrate dehydrogenase-1 (IDH1) and IDH2, resulting in global hydroxylation of 5-methycytosine. Finally, activating the TFEB-IDH1/IDH2-TET2 axis is revealed as a targetable vulnerability in AML. Thus, epigenetic control by a MYC-TFEB circuit dictates myeloid cell fate and is essential for maintenance of AML.
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Affiliation(s)
- Seongseok Yun
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Nicole D Vincelette
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Xiaoqing Yu
- Department of Bioinformatics and Biostatistics, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Gregory W Watson
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Mario R Fernandez
- Department of Tumor Biology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Chunying Yang
- Department of Tumor Biology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Taro Hitosugi
- Department of Molecular Pharmacology and Experimental Therapeutics, and Department of Oncology, Mayo Clinic, Rochester, Minnesota
| | - Chia-Ho Cheng
- Department of Bioinformatics and Biostatistics, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Audrey R Freischel
- Department of Tumor Biology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Ling Zhang
- Department of Pathology and Laboratory Medicine, Tampa, Florida
| | - Weimin Li
- Department of Tumor Biology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Hsinan Hou
- Department of Internal Medicine, National Taiwan University, Taipei, Taiwan
| | - Franz X Schaub
- Department of Tumor Biology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Alexis R Vedder
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Ling Cen
- Department of Bioinformatics and Biostatistics, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Kathy L McGraw
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Jungwon Moon
- Department of Malignant Hematology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - Daniel J Murphy
- University of Glasgow, Institute of Cancer Sciences, Cancer Research UK Beatson Institute, Garscube Estate, Glasgow, United Kingdom
| | - Andrea Ballabio
- Telethon Institute of Genetics and Medicine (TIGEM), Naples, Italy
- Medical Genetics Unit, Department of Medical and Translational Science, Federico II University, Naples, Italy
- Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas
- Jan and Dan Duncan Neurological Research Institute, Texas Children's Hospital, Houston, Texas
- SSM School for Advanced Studies, Federico II University, Naples, Italy
| | - Scott H Kaufmann
- Department of Molecular Pharmacology and Experimental Therapeutics, and Department of Oncology, Mayo Clinic, Rochester, Minnesota
| | - Anders E Berglund
- Department of Bioinformatics and Biostatistics, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida
| | - John L Cleveland
- Department of Tumor Biology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida.
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19
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Caspi M, Wittenstein A, Kazelnik M, Shor-Nareznoy Y, Rosin-Arbesfeld R. Therapeutic targeting of the oncogenic Wnt signaling pathway for treating colorectal cancer and other colonic disorders. Adv Drug Deliv Rev 2021; 169:118-136. [PMID: 33346022 DOI: 10.1016/j.addr.2020.12.010] [Citation(s) in RCA: 52] [Impact Index Per Article: 13.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/29/2020] [Revised: 12/10/2020] [Accepted: 12/14/2020] [Indexed: 02/08/2023]
Abstract
The canonical Wnt pathway is one of the key cellular signaling cascades that regulates, via the transcriptional co-activator β-catenin, numerous embryogenic developmental processes, as well as tissue homeostasis. It is therefore not surprising that misregulation of the Wnt/β-catenin pathway has been implicated in carcinogenesis. Aberrant Wnt signaling has been reported in a variety of malignancies, and its role in both hereditary and sporadic colorectal cancer (CRC), has been the subject of intensive study. Interestingly, the vast majority of colorectal tumors harbor mutations in the tumor suppressor gene adenomatous polyposis coli (APC). The Wnt pathway is complex, and despite decades of research, the mechanisms that underlie its functions are not completely known. Thus, although the Wnt cascade is an attractive target for therapeutic intervention against CRC, one of the malignancies with the highest morbidity and mortality rates, achieving efficacy and safety is yet extremely challenging. Here, we review the current knowledge of the Wnt different epistatic signaling components and the mechanism/s by which the signal is transduced in both health and disease, focusing on CRC. We address some of the important questions in the field and describe various therapeutic strategies designed to combat unregulated Wnt signaling, the development of targeted therapy approaches and the emerging challenges that are associated with these advanced methods.
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20
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Ramsey HE, Greenwood D, Zhang S, Childress M, Arrate MP, Gorska AE, Fuller L, Zhao Y, Stengel K, Fischer MA, Stubbs MC, Liu PCC, Boyd K, Rathmell JC, Hiebert SW, Savona MR. BET Inhibition Enhances the Antileukemic Activity of Low-dose Venetoclax in Acute Myeloid Leukemia. Clin Cancer Res 2021; 27:598-607. [PMID: 33148670 DOI: 10.1158/1078-0432.ccr-20-1346] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/26/2020] [Revised: 07/28/2020] [Accepted: 10/30/2020] [Indexed: 11/16/2022]
Abstract
PURPOSE The BCL2 inhibitor, venetoclax, has transformed clinical care in acute myeloid leukemia (AML). However, subsets of patients do not respond or eventually acquire resistance. Venetoclax-based regimens can lead to considerable marrow suppression in some patients. Bromodomain and extraterminal inhibitors (BETi) are potential treatments for AML, as regulators of critical AML oncogenes. We tested the efficacy of novel BET inhibitor INCB054329, and its synergy with venetoclax to reduce AML without induction of hematopoietic toxicity. EXPERIMENTAL DESIGN INCB054329 efficacy was assessed by changes in cell cycle and apoptosis in treated AML cell lines. In vivo efficacy was assessed by tumor reduction in MV-4-11 cell line-derived xenografts. Precision run-on and sequencing (PRO-seq) evaluated effects of INCB054329. Synergy between low-dose BETi and venetoclax was assessed in cell lines and patient samples in vitro and in vivo while efficacy and toxicity was assessed in patient-derived xenograft (PDX) models. RESULTS INCB054329 induced dose-dependent apoptosis and quiescence in AML cell lines. PRO-seq analysis evaluated the effects of INCB054329 on transcription and confirmed reduced transcriptional elongation of key oncogenes, MYC and BCL2, and genes involved in the cell cycle and metabolism. Combinations of BETi and venetoclax led to reduced cell viability in cell lines and patient samples. Low-dose combinations of INCB054329 and venetoclax in cell line and PDX models reduced AML burden, regardless of the sensitivity to monotherapy without development of toxicity. CONCLUSIONS Our findings suggest low dose combinations of venetoclax and BETi may be more efficacious for patients with AML than either monotherapy, potentially providing a longer, more tolerable dosing regimen.
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MESH Headings
- Acute Disease
- Animals
- Antineoplastic Agents/pharmacology
- Apoptosis/drug effects
- Apoptosis/genetics
- Bridged Bicyclo Compounds, Heterocyclic/pharmacology
- Cell Cycle/drug effects
- Cell Cycle/genetics
- Cell Line, Tumor
- Cell Proliferation/drug effects
- Cell Proliferation/genetics
- Dose-Response Relationship, Drug
- Drug Synergism
- Female
- Gene Expression Regulation, Leukemic/drug effects
- HL-60 Cells
- Humans
- K562 Cells
- Leukemia, Myeloid/drug therapy
- Leukemia, Myeloid/genetics
- Leukemia, Myeloid/metabolism
- Mice, Inbred NOD
- Mice, Knockout
- Mice, SCID
- Organic Chemicals/pharmacology
- Proteins/antagonists & inhibitors
- Proteins/metabolism
- Proto-Oncogene Proteins c-bcl-2/antagonists & inhibitors
- Proto-Oncogene Proteins c-bcl-2/metabolism
- Sulfonamides/pharmacology
- Mice
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Affiliation(s)
- Haley E Ramsey
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, Tennessee
- Cancer Biology Program, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Dalton Greenwood
- Department of Pathology, Microbiology, and Immunology, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Susu Zhang
- Department of Biochemistry, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Merrida Childress
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Maria P Arrate
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Agnieszka E Gorska
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Londa Fuller
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Yue Zhao
- Department of Biochemistry, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Kristy Stengel
- Department of Pathology, Microbiology, and Immunology, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Melissa A Fischer
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, Tennessee
- Cancer Biology Program, Vanderbilt University School of Medicine, Nashville, Tennessee
| | | | | | - Kelli Boyd
- Department of Pathology, Microbiology, and Immunology, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Jeffrey C Rathmell
- Cancer Biology Program, Vanderbilt University School of Medicine, Nashville, Tennessee
- Department of Pathology, Microbiology, and Immunology, Vanderbilt University School of Medicine, Nashville, Tennessee
- Vanderbilt Center for Immunobiology, Nashville, Tennessee
- Vanderbilt-Ingram Cancer Center, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Scott W Hiebert
- Department of Biochemistry, Vanderbilt University School of Medicine, Nashville, Tennessee
- Vanderbilt-Ingram Cancer Center, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Michael R Savona
- Department of Medicine, Vanderbilt University School of Medicine, Nashville, Tennessee.
- Cancer Biology Program, Vanderbilt University School of Medicine, Nashville, Tennessee
- Vanderbilt Center for Immunobiology, Nashville, Tennessee
- Vanderbilt-Ingram Cancer Center, Vanderbilt University School of Medicine, Nashville, Tennessee
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21
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Dai Y, Cheng Z, Fricke DR, Zhao H, Huang W, Zhong Q, Zhu P, Zhang W, Wu Z, Lin Q, Zhu H, Liu Y, Qian T, Fu L, Cui L, Zeng T. Prognostic role of Wnt and Fzd gene families in acute myeloid leukaemia. J Cell Mol Med 2021; 25:1456-1467. [PMID: 33417298 PMCID: PMC7875934 DOI: 10.1111/jcmm.16233] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/07/2020] [Revised: 12/09/2020] [Accepted: 12/11/2020] [Indexed: 01/18/2023] Open
Abstract
Wnt-Fzd signalling pathway plays a critical role in acute myeloid leukaemia (AML) progression and oncogenicity. There is no study to investigate the prognostic value of Wnt and Fzd gene families in AML. Our study screened 84 AML patients receiving chemotherapy only and 71 also undergoing allogeneic haematopoietic stem cell transplantation (allo-HSCT) from the Cancer Genome Atlas (TCGA) database. We found that some Wnt and Fzd genes had significant positive correlations. The expression levels of Fzd gene family were independent of survival in AML patients. In the chemotherapy group, AML patients with high Wnt2B or Wnt11 expression had significantly shorter event-free survival (EFS) and overall survival (OS); high Wnt10A expressers had significantly longer OS than the low expressers (all P < .05), whereas, in the allo-HSCT group, the expression levels of Wnt gene family were independent of survival. We further found that high expression of Wnt10A and Wnt11 had independent prognostic value, and the patients with high Wnt10A and low Wnt11 expression had the longest EFS and OS in the chemotherapy group. Pathway enrichment analysis showed that genes related to Wnt10A, Wnt11 and Wnt 2B were mainly enriched in 'cell morphogenesis involved in differentiation', 'haematopoietic cell lineage', 'platelet activation, signalling and aggregation' and 'mitochondrial RNA metabolic process' signalling pathways. Our results indicate that high Wnt2B and Wnt11 expression predict poor prognosis, and high Wnt10A expression predicts favourable prognosis in AML, but their prognostic effects could be neutralized by allo-HSCT. Combined Wnt10A and Wnt11 may be a novel prognostic marker in AML.
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Affiliation(s)
- Yifeng Dai
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Department of Pathology and Medical Biology, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands.,Translational Medicine Center, State Key Laboratory of Respiratory Disease, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Zhiheng Cheng
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Department of Pathology and Medical Biology, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands.,Translational Medicine Center, State Key Laboratory of Respiratory Disease, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Doerte R Fricke
- Department of Genetics, LSU Health Sciences Center, New Orleans, LA, USA
| | - Hongyou Zhao
- Institute of Engineering Medicine, Beijing Institute of Technology, Beijing, China
| | - Wenhui Huang
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Translational Medicine Center, State Key Laboratory of Respiratory Disease, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Qingfu Zhong
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Translational Medicine Center, State Key Laboratory of Respiratory Disease, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Pei Zhu
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Translational Medicine Center, State Key Laboratory of Respiratory Disease, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Wenjuan Zhang
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Translational Medicine Center, State Key Laboratory of Respiratory Disease, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Zhihua Wu
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Translational Medicine Center, State Key Laboratory of Respiratory Disease, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Qing Lin
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Translational Medicine Center, State Key Laboratory of Respiratory Disease, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Huoyan Zhu
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Translational Medicine Center, State Key Laboratory of Respiratory Disease, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Yan Liu
- Translational Medicine Center, Huaihe Hospital of Henan University, Kaifeng, China
| | - Tingting Qian
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Translational Medicine Center, State Key Laboratory of Respiratory Disease, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Lin Fu
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Department of Pathology and Medical Biology, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands.,Department of Hematology, Huaihe Hospital of Henan University, Kaifeng, China.,Guangdong Provincial Education Department Key Laboratory of Nano-Immunoregulation Tumor Microenvironment, The Second Affiliated Hospital, Guangzhou Medical University, Guangzhou, China
| | - Longzhen Cui
- Translational Medicine Center, Huaihe Hospital of Henan University, Kaifeng, China
| | - Tiansheng Zeng
- Department of Hematology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.,Translational Medicine Center, State Key Laboratory of Respiratory Disease, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
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22
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Frenquelli M, Tonon G. WNT Signaling in Hematological Malignancies. Front Oncol 2020; 10:615190. [PMID: 33409156 PMCID: PMC7779757 DOI: 10.3389/fonc.2020.615190] [Citation(s) in RCA: 26] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/08/2020] [Accepted: 11/16/2020] [Indexed: 12/19/2022] Open
Abstract
The role of the WNT signaling pathway in key cellular processes, such as cell proliferation, differentiation and migration is well documented. WNT signaling cascade is initiated by the interaction of WNT ligands with receptors belonging to the Frizzled family, and/or the ROR1/ROR2 and RYK families. The downstream signaling cascade results in the activation of the canonical β-catenin dependent pathway, ultimately leading to transcriptional control of cell proliferation, or the non-canonical pathway, mainly acting on cell migration and cell polarity. The high level of expression of both WNT ligands and WNT receptors in cancer cells and in the surrounding microenvironment suggests that WNT may represent a central conduit of interactions between tumor cells and microenviroment. In this review we will focus on WNT pathways deregulation in hematological cancers, both at the ligand and receptor levels. We will review available literature regarding both the classical β-catenin dependent pathway as well as the non-canonical pathway, with particular emphasis on the possible exploitation of WNT aberrant activation as a therapeutic target, a notion supported by preclinical data.
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Affiliation(s)
- Michela Frenquelli
- B-cell Neoplasia Unit, Division of Experimental Oncology, IRCCS San Raffaele Scientific Institute, Milan, Italy.,Functional Genomics of Cancer Unit, Division of Experimental Oncology, IRCCS San Raffaele Scientific Institute, Milan, Italy
| | - Giovanni Tonon
- Functional Genomics of Cancer Unit, Division of Experimental Oncology, IRCCS San Raffaele Scientific Institute, Milan, Italy.,Center for Omics Sciences (COSR), IRCCS San Raffaele Scientific Institute, Milan, Italy
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23
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Farweez BAT, Shalaby NA, Eissa DAG, Galal RESAM, El-khazragy N, Pessar SA. Lymphoid enhancer-binding factor 1 (LEF-1): a favorable prognostic factor in adult acute myeloid leukemia in Egyptian patients. EGYPTIAN JOURNAL OF MEDICAL HUMAN GENETICS 2020. [DOI: 10.1186/s43042-020-00073-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022] Open
Abstract
Abstract
Background
Canonical wingless-type (Wnt) signaling is a crucial pathway involved in normal hematopoiesis and the self-renewal process of hematopoietic stem cells. Deregulation of this pathway has been associated with different subtypes of leukemia. Lymphoid enhancer-binding factor 1 (LEF-1) is a major transcription factor of this pathway and plays a pivotal role in lymphoid differentiation and granulopoiesis. High LEF-1 expression has been reported as a prognostic marker in several types of adult hematological malignancies. We aimed to assess the prognostic utility of LEF-1 expression in adult de novo acute myeloid leukemia (AML) Egyptian patients in continuation of our previous work. LEF-1 expression was analyzed by real-time polymerase chain reaction (PCR) in 30 adults with newly diagnosed AML and remeasured at day 28 after induction therapy with the assessment of remission status.
Results
Patients were classified according to median expression level into high and low LEF-1 expression groups. LEF-1 levels were dramatically decreased following successful induction therapy. Also, high LEF-1 expression patients had a better response to therapy with better overall survival. ROC curve analysis of LEF-1 expression yielded a cutoff value of < 10.11 log10 (sensitivity of 90.48% and specificity of 100%) for predicting poor outcome. Univariate logistic regression analysis showed that for every log10 increase in the LEF-1 expression level, the chance of the patient to achieve hematological remission was increased by 2.29 folds.
Conclusion
Our study showed preliminary results that overexpression of LEF-1 is a favorable prognostic factor in newly diagnosed adult AML patients. The prognostic value of LEF-1 could suggest its utility for further risk classifications of AML and potentiality for being a target for therapy.
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24
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Zhao X, Shao P, Gai K, Li F, Shan Q, Xue HH. β-catenin and γ-catenin are dispensable for T lymphocytes and AML leukemic stem cells. eLife 2020; 9:55360. [PMID: 32820720 PMCID: PMC7462606 DOI: 10.7554/elife.55360] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/21/2020] [Accepted: 08/14/2020] [Indexed: 02/07/2023] Open
Abstract
The β-catenin transcriptional coregulator is involved in various biological and pathological processes; however, its requirements in hematopoietic cells remain controversial. We re-targeted the Ctnnb1 gene locus to generate a true β-catenin-null mutant mouse strain. Ablation of β-catenin alone, or in combination with its homologue γ-catenin, did not affect thymocyte maturation, survival or proliferation. Deficiency in β/γ-catenin did not detectably affect differentiation of CD4+T follicular helper cells or that of effector and memory CD8+ cytotoxic cells in response to acute viral infection. In an MLL-AF9 AML mouse model, genetic deletion of β-catenin, or even all four Tcf/Lef family transcription factors that interact with β-catenin, did not affect AML onset in primary recipients, or the ability of leukemic stem cells (LSCs) in propagating AML in secondary recipients. Our data thus clarify on a long-standing controversy and indicate that β-catenin is dispensable for T cells and AML LSCs.
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Affiliation(s)
- Xin Zhao
- Center for Discovery and Innovation, Hackensack University Medical Center, Nutley, United States
| | - Peng Shao
- Department of Microbiology and Immunology, Carver College of Medicine, University of Iowa, Iowa City, United States
| | - Kexin Gai
- Center for Discovery and Innovation, Hackensack University Medical Center, Nutley, United States
| | - Fengyin Li
- Hefei National Laboratory for Physical Sciences at Microscale, the CAS Key Laboratory of Innate Immunity and Chronic Disease, School of Basic Medical Sciences, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, China
| | - Qiang Shan
- Center for Discovery and Innovation, Hackensack University Medical Center, Nutley, United States
| | - Hai-Hui Xue
- Center for Discovery and Innovation, Hackensack University Medical Center, Nutley, United States.,New Jersey Veterans Affairs Health Care System, East Orange, United States
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25
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Mastelaro de Rezende M, Zenker Justo G, Julian Paredes-Gamero E, Gosens R. Wnt-5A/B Signaling in Hematopoiesis throughout Life. Cells 2020; 9:cells9081801. [PMID: 32751131 PMCID: PMC7465103 DOI: 10.3390/cells9081801] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/01/2020] [Revised: 07/21/2020] [Accepted: 07/23/2020] [Indexed: 02/08/2023] Open
Abstract
Wnt signaling is well-known to play major roles in the hematopoietic system, from embryogenesis to aging and disease. In addition to the main β-catenin-dependent pathway, it is now clear that Wnt5a and the structurally related Wnt5b are essential for hematopoiesis, bone marrow colonization and the final steps of hematopoietic stem cell (HSC) maturation via β-catenin-independent signaling. Wnt5a and Wnt5b ligands prevent hematopoietic exhaustion (by maintaining quiescent, long-term HSCs), induce the proliferation of progenitors, and guide myeloid development, in addition to being involved in the development of aging-related alterations. The aim of this review is to summarize the current knowledge on these roles of Wnt5a and Wn5b signaling in the hematopoietic field.
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Affiliation(s)
- Marina Mastelaro de Rezende
- Departamento de Bioquímica, Universidade Federal de São Paulo (UNIFESP), São Paulo 04044-020, Brazil; (M.M.d.R.); (G.Z.J.); (E.J.P.-G.)
- Department of Molecular Pharmacology, University of Groningen, Groningen 9713 AV, The Netherlands
| | - Giselle Zenker Justo
- Departamento de Bioquímica, Universidade Federal de São Paulo (UNIFESP), São Paulo 04044-020, Brazil; (M.M.d.R.); (G.Z.J.); (E.J.P.-G.)
- Departamento de Ciências Farmacêuticas, Universidade Federal de São Paulo (UNIFESP), Diadema 09913-030, Brazil
| | - Edgar Julian Paredes-Gamero
- Departamento de Bioquímica, Universidade Federal de São Paulo (UNIFESP), São Paulo 04044-020, Brazil; (M.M.d.R.); (G.Z.J.); (E.J.P.-G.)
- Faculdade de Ciências Farmacêuticas, Universidade Federal de Mato Grosso do Sul, Campo Grande 79070-900, Brazil
| | - Reinoud Gosens
- Department of Molecular Pharmacology, University of Groningen, Groningen 9713 AV, The Netherlands
- Correspondence: ; Tel.: +31-50363-8177
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Ghandadi M, Valadan R, Mohammadi H, Akhtari J, Khodashenas S, Ashari S. Wnt-β-catenin Signaling Pathway, the Achilles' Heels of Cancer Multidrug Resistance. Curr Pharm Des 2020; 25:4192-4207. [PMID: 31721699 DOI: 10.2174/1381612825666191112142943] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/04/2019] [Accepted: 11/08/2019] [Indexed: 12/12/2022]
Abstract
BACKGROUND Most of the anticancer chemotherapies are hampered via the development of multidrug resistance (MDR), which is the resistance of tumor cells against cytotoxic effects of multiple chemotherapeutic agents. Overexpression and/or over-activation of ATP-dependent drug efflux transporters is a key mechanism underlying MDR development. Moreover, enhancement of drug metabolism, changes in drug targets and aberrant activation of the main signaling pathways, including Wnt, Akt and NF-κB are also responsible for MDR. METHODS In this study, we have reviewed the roles of Wnt signaling in MDR as well as its potential therapeutic significance. Pubmed and Scopus have been searched using Wnt, β-catenin, cancer, MDR and multidrug resistance as keywords. The last search was done in March 2019. Manuscripts investigating the roles of Wnt signaling in MDR or studying the modulation of MDR through the inhibition of Wnt signaling have been involved in the study. The main focus of the manuscript is regulation of MDR related transporters by canonical Wnt signaling pathway. RESULT AND CONCLUSION Wnt signaling has been involved in several pathophysiological states, including carcinogenesis and embryonic development. Wnt signaling is linked to various aspects of MDR including P-glycoprotein and multidrug resistance protein 1 regulation through its canonical pathways. Aberrant activation of Wnt/β- catenin signaling leads to the induction of cancer MDR mainly through the overexpression and/or over-activation of MDR related transporters. Accordingly, Wnt/β-catenin signaling can be a potential target for modulating cancer MDR.
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Affiliation(s)
- Morteza Ghandadi
- Pharmaceutical Sciences Research Center, Mazandaran University of Medical Sciences, Sari, Iran.,Department of Pharmacognosy and Pharmaceutical Biotechnology, Faculty of Pharmacy, Mazandaran University of Medical Sciences, Sari, Iran
| | - Reza Valadan
- Molecular and Cell Biology Research Center (MCBRC), Faculty of Medicine, Mazandaran University of Medical Sciences, Sari 48157-33971, Iran.,Department of Immunology, Faculty of Medicine, Mazandaran University of Medical Sciences, Sari 48157-33971, Iran
| | - Hamidreza Mohammadi
- Pharmaceutical Sciences Research Center, Mazandaran University of Medical Sciences, Sari, Iran.,Department of toxicology and pharmacology, Faculty of Pharmacy, Mazandaran University of Medical Sciences, Sari, Iran
| | - Javad Akhtari
- Molecular and Cell Biology Research Center (MCBRC), Faculty of Medicine, Mazandaran University of Medical Sciences, Sari 48157-33971, Iran.,Department of Medical Nanotechnology, School of Advanced Technologies in Medicine, Mazandaran University of Medical Sciences, Sari, Iran
| | - Shabanali Khodashenas
- Department of Medical Biotechnology, Faculty of Medical Sciences, Immunogenetics Research Center, Mazandaran University of Medical Sciences, Sari, Iran
| | - Sorour Ashari
- Pharmaceutical Sciences Research Center, Mazandaran University of Medical Sciences, Sari, Iran.,Department of toxicology and pharmacology, Faculty of Pharmacy, Mazandaran University of Medical Sciences, Sari, Iran
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27
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Soares-Lima SC, Pombo-de-Oliveira MS, Carneiro FRG. The multiple ways Wnt signaling contributes to acute leukemia pathogenesis. J Leukoc Biol 2020; 108:1081-1099. [PMID: 32573851 DOI: 10.1002/jlb.2mr0420-707r] [Citation(s) in RCA: 16] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/20/2020] [Revised: 04/20/2020] [Accepted: 05/28/2020] [Indexed: 01/19/2023] Open
Abstract
WNT proteins constitute a very conserved family of secreted glycoproteins that act as short-range ligands for signaling with critical roles in hematopoiesis, embryonic development, and tissue homeostasis. These proteins transduce signals via the canonical pathway, which is β-catenin-mediated and better-characterized, or via more diverse noncanonical pathways that are β-catenin independent and comprise the planar cell polarity (PCP) pathway and the WNT/Ca++ pathways. Several proteins regulate Wnt signaling through a variety of sophisticated mechanisms. Disorders within the pathway can contribute to various human diseases, and the dysregulation of Wnt pathways by different molecular mechanisms is implicated in the pathogenesis of many types of cancer, including the hematological malignancies. The types of leukemia differ considerably and can be subdivided into chronic, myeloid or lymphocytic, and acute, myeloid or lymphocytic, leukemia, according to the differentiation stage of the predominant cells, the progenitor lineage, the diagnostic age strata, and the specific molecular drivers behind their development. Here, we review the role of Wnt signaling in normal hematopoiesis and discuss in detail the multiple ways canonical Wnt signaling can be dysregulated in acute leukemia, including alterations in gene expression and protein levels, epigenetic regulation, and mutations. Furthermore, we highlight the different impacts of these alterations, considering the distinct forms of the disease, and the therapeutic potential of targeting Wnt signaling.
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Affiliation(s)
- Sheila C Soares-Lima
- Epigenetics Group, Molecular Carcinogenesis Program, Brazilian National Cancer Institute, Rio de Janeiro, Brazil
| | - Maria S Pombo-de-Oliveira
- Pediatric Hematology-Oncology Program Research Center, National Cancer Institute, Rio de Janeiro, Brazil
| | - Flávia R G Carneiro
- FIOCRUZ, Center of Technological Development in Health (CDTS), Rio de Janeiro, Brazil.,FIOCRUZ, Laboratório Interdisciplinar de Pesquisas Médicas-Instituto Oswaldo Cruz, Rio de Janeiro, Brazil
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28
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Xiao H, Liang S, Wang L. Competing endogenous RNA regulation in hematologic malignancies. Clin Chim Acta 2020; 509:108-116. [PMID: 32479763 DOI: 10.1016/j.cca.2020.05.045] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2020] [Revised: 05/26/2020] [Accepted: 05/26/2020] [Indexed: 12/18/2022]
Abstract
The clinical application of cytogenetic analysis and molecular-targeted drugs has dramatically improved the prognosis for many patients with hematologic malignancy, especially for those with chronic myeloid leukemia (CML) and acute promyelocytic leukemia (APL). Nevertheless, the treatment of hematologic malignancies is still faced with problems, such as disease recurrence and drug resistance, so further exploring the underlying molecular mechanism is urgent. With the discovery of different RNA species, the mechanism of RNA-RNA interaction has caught more and more attention. "Competing endogenous RNA (ceRNA) hypothesis" is one of the fascinating products of recent researches. CeRNAs are endogenous RNA transcripts that share mutual microRNA response elements (MREs) and regulate expression of each other by competing for the same microRNAs pools. The hypothesis links different RNA species together and enriches our understanding of the human genome. Here, we introduce the hypothesis critically, summary the research progress in the field of hematologic malignancies and the current investigation methods, and address its promising clinical value in offering new predictive, prognostic biomarkers and therapeutic targets.
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Affiliation(s)
- Han Xiao
- Department of Hematology, The First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, PR China
| | - Simin Liang
- Department of Hematology, The First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, PR China
| | - Li Wang
- Department of Hematology, The First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, PR China.
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Qian J, Huang X, Zhang Y, Ye X, Qian W. γ-Catenin Overexpression in AML Patients May Promote Tumor Cell Survival via Activation of the Wnt/β-Catenin Axis. Onco Targets Ther 2020; 13:1265-1276. [PMID: 32103994 PMCID: PMC7024797 DOI: 10.2147/ott.s230873] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/13/2019] [Accepted: 02/03/2020] [Indexed: 12/14/2022] Open
Abstract
Background Canonical Wnt/β-catenin signaling is frequently dysregulated in acute myeloid leukemia (AML) and has been implicated in leukemogenesis. γ-catenin was previously demonstrated to be associated with the nuclear localization of β-catenin, the central mediator, and to exert oncogenic effects in AML; however, the underlying mechanisms remain unclear. Our study aimed to investigate the expression characteristics of γ-catenin in AML patients, explore the mechanisms by which γ-catenin regulates β-catenin, and discuss the feasibility of targeting γ-catenin for AML treatment. Methods The mRNA expression levels of γ-catenin in AML patients were measured by qRT-PCR. Cell proliferation was examined via Cell Counting Kit-8 (CCK-8) assays. The expression levels of related proteins were measured via Western blotting. Specific siRNA was used to modulate the expression level of the γ-catenin gene. Apoptosis and cell cycle distribution were quantified by flow cytometry. The subcellular localization of γ-catenin and β-catenin was examined via immunofluorescence with a confocal laser scanning microscope. Results Overexpression of γ-catenin was frequently observed in AML and correlated with poor prognosis. Consistent with this finding, suppression of γ-catenin in the AML cell line THP-1 induced growth inhibition, promoted apoptosis and blocked β-catenin nuclear translocation. Interestingly, γ-catenin knockdown sensitized THP-1 cells to cytotoxic chemotherapeutic agents such as cytarabine and homoharringtonine and further inhibited β-catenin nuclear localization. Moreover, our data implied the relationship between γ-catenin and GSK3β (whose effect on β-catenin is mediated by its own phosphorylation), which may be the principal mechanism underlying the anti-AML effect of γ-catenin inhibition. Conclusion Taken together, our results revealed a potential role of γ-catenin in AML pathogenesis–mainly through the inhibition of GSK3β-mediated nuclear localization of β-catenin–and indicate that targeting γ-catenin might offer new AML treatments.
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Affiliation(s)
- Jiejin Qian
- Department of Hematology, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou 310003, People's Republic of China
| | - Xianbo Huang
- Department of Hematology, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou 310003, People's Republic of China
| | - Yinyin Zhang
- Department of Hematology, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou 310003, People's Republic of China.,Malignant Lymphoma Diagnosis and Therapy Center, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou 310003, People's Republic of China
| | - Xiujin Ye
- Department of Hematology, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou 310003, People's Republic of China
| | - Wenbin Qian
- Department of Hematology, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou 310003, People's Republic of China.,Malignant Lymphoma Diagnosis and Therapy Center, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou 310003, People's Republic of China
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30
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Montoya JJ, Turnidge MA, Wai DH, Patel AR, Lee DW, Gokhale V, Hurley LH, Arceci RJ, Wetmore C, Azorsa DO. In vitro activity of a G-quadruplex-stabilizing small molecule that synergizes with Navitoclax to induce cytotoxicity in acute myeloid leukemia cells. BMC Cancer 2019; 19:1251. [PMID: 31881855 PMCID: PMC6935221 DOI: 10.1186/s12885-019-6464-9] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/02/2019] [Accepted: 12/15/2019] [Indexed: 12/28/2022] Open
Abstract
Background Acute Myeloid Leukemia (AML) is a malignancy of myeloid precursor cells that arise from genomic alterations in the expression of key growth regulatory genes causing cells to assume an undifferentiated state and continue to proliferate. Recent efforts have focused on developing therapies that target specific protein products of aberrantly expressed genes. However, many of the identified proteins are difficult to target and thought to be “undrugable” because of structural challenges, protein overexpression, or mutations that confer resistance to therapy. A novel technology that circumvents some of these issues is the use of small molecules that stabilize secondary DNA structures present in the promoters of many potential oncogenes and modulate their transcription. Methods This study characterizes the in vitro activity of the G-quadruplex-stabilizing small molecule GQC-05 in AML cells. The effect of GQC-05 on three AML cell lines was analyzed using viability and apoptosis assays. GQC-05 has been shown to down-regulate MYC through G-quadruplex stabilization in Burkitt’s lymphoma cell lines. MYC expression was evaluated through qPCR and immunoblotting in the three AML cell lines following the treatment of GQC-05. In order to identify other therapeutic agents that potentiate the activity of GQC-05, combination drug screening was performed. The drug combinations were validated using in vitro cytotoxicity assays and compared to other commonly used chemotherapeutic agents. Results GQC-05 treatment of KG-1a, CMK and TF-1 cells decreased cell viability and resulted in increased DNA damage and apoptosis. Additionally, treatment of KG-1a, CMK and TF-1 with GQC-05 resulted in decreased expression of MYC mRNA and protein, with a more pronounced effect in KG-1a cells. Combination drug screening identified the Bcl-2/Bcl-XL inhibitor Navitoclax as a compound that potentiated GQC-05 activity. Co-treatment with GQC-05 and Navitoclax showed a synergistic decrease in cell viability of AML cells as determined by Chou-Talalay analysis, and induced more DNA damage, apoptosis, and rapid cytotoxicity. The cytotoxicity induced by GQC-05 and Navitoclax was more potent than that of Navitoclax combined with either cytarabine or doxorubicin. Conclusion These results suggest that the G-quadruplex stabilizing small molecule GQC-05 induces down regulated MYC expression and DNA damage in AML cells. Treatment with both GQC-05 with a Bcl-2/Bcl-XL inhibitor Navitoclax results in increased cytotoxic activity, which is more pronounced than Navitoclax or GQC-05 alone, and more significant than Navitoclax in combination with cytarabine and doxorubicin that are currently being used clinically.
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Affiliation(s)
- Justin J Montoya
- The Institute of Molecular Medicine at Phoenix Children's Hospital, 475 N 5th Street, Phoenix, AZ, 85004, USA. .,Department of Child Health, The University of Arizona College of Medicine-Phoenix, 475 N 5th Street, Phoenix, AZ, 85004, USA.
| | - Megan A Turnidge
- The Institute of Molecular Medicine at Phoenix Children's Hospital, 475 N 5th Street, Phoenix, AZ, 85004, USA.,Department of Child Health, The University of Arizona College of Medicine-Phoenix, 475 N 5th Street, Phoenix, AZ, 85004, USA.,School of Life Sciences, Arizona State University, Tempe, AZ, USA.,Present Address: Department of Molecular & Medical Genetics, Oregon Health and Science University, Portland, OR, 97239, USA
| | - Daniel H Wai
- The Institute of Molecular Medicine at Phoenix Children's Hospital, 475 N 5th Street, Phoenix, AZ, 85004, USA.,Department of Child Health, The University of Arizona College of Medicine-Phoenix, 475 N 5th Street, Phoenix, AZ, 85004, USA
| | - Apurvi R Patel
- The Institute of Molecular Medicine at Phoenix Children's Hospital, 475 N 5th Street, Phoenix, AZ, 85004, USA.,Department of Child Health, The University of Arizona College of Medicine-Phoenix, 475 N 5th Street, Phoenix, AZ, 85004, USA.,Center for Cancer and Blood Disorders, Phoenix Children's Hospital, Phoenix, AZ, USA
| | - David W Lee
- The Institute of Molecular Medicine at Phoenix Children's Hospital, 475 N 5th Street, Phoenix, AZ, 85004, USA.,Department of Child Health, The University of Arizona College of Medicine-Phoenix, 475 N 5th Street, Phoenix, AZ, 85004, USA
| | - Vijay Gokhale
- University of Arizona College of Pharmacy, Tucson, AZ, USA
| | | | - Robert J Arceci
- The Institute of Molecular Medicine at Phoenix Children's Hospital, 475 N 5th Street, Phoenix, AZ, 85004, USA.,Department of Child Health, The University of Arizona College of Medicine-Phoenix, 475 N 5th Street, Phoenix, AZ, 85004, USA.,Center for Cancer and Blood Disorders, Phoenix Children's Hospital, Phoenix, AZ, USA
| | - Cynthia Wetmore
- The Institute of Molecular Medicine at Phoenix Children's Hospital, 475 N 5th Street, Phoenix, AZ, 85004, USA.,Department of Child Health, The University of Arizona College of Medicine-Phoenix, 475 N 5th Street, Phoenix, AZ, 85004, USA.,Center for Cancer and Blood Disorders, Phoenix Children's Hospital, Phoenix, AZ, USA
| | - David O Azorsa
- The Institute of Molecular Medicine at Phoenix Children's Hospital, 475 N 5th Street, Phoenix, AZ, 85004, USA.,Department of Child Health, The University of Arizona College of Medicine-Phoenix, 475 N 5th Street, Phoenix, AZ, 85004, USA.,Present Address: Systems Oncology, Scottsdale, AZ, 85255, USA
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Bigas A, Guillén Y, Schoch L, Arambilet D. Revisiting β-Catenin Signaling in T-Cell Development and T-Cell Acute Lymphoblastic Leukemia. Bioessays 2019; 42:e1900099. [PMID: 31854474 DOI: 10.1002/bies.201900099] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/12/2019] [Revised: 11/28/2019] [Indexed: 12/25/2022]
Abstract
β-Catenin/CTNNB1 is critical for leukemia initiation or the stem cell capacity of several hematological malignancies. This review focuses on a general evaluation of β-catenin function in normal T-cell development and T-cell acute lymphoblastic leukemia (T-ALL). The integration of the existing literature offers a state-of-the-art dissection of the complexity of β-catenin function in leukemia initiation and maintenance in both Notch-dependent and independent contexts. In addition, β-catenin mutations are screened for in T-ALL primary samples, and it is found that they are rare and with little clinical relevance. Transcriptional analysis of Wnt family members (Ctnnb1, Axin2, Tcf7, and Lef1) and Myc in different publicly available T-ALL cohorts indicates that the expression of these genes may correlate with T-ALL subtypes and/or therapy outcomes.
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Affiliation(s)
- Anna Bigas
- Cancer Research Program, CIBERONC, Institut Mar d'Investigacions Mèdiques (IMIM), Doctor Aiguader 88, 08003, Barcelona, Spain
| | - Yolanda Guillén
- Cancer Research Program, CIBERONC, Institut Mar d'Investigacions Mèdiques (IMIM), Doctor Aiguader 88, 08003, Barcelona, Spain
| | - Leonie Schoch
- Cancer Research Program, CIBERONC, Institut Mar d'Investigacions Mèdiques (IMIM), Doctor Aiguader 88, 08003, Barcelona, Spain
| | - David Arambilet
- Cancer Research Program, CIBERONC, Institut Mar d'Investigacions Mèdiques (IMIM), Doctor Aiguader 88, 08003, Barcelona, Spain
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Beghini A. Core Binding Factor Leukemia: Chromatin Remodeling Moves Towards Oncogenic Transcription. Cancers (Basel) 2019; 11:E1973. [PMID: 31817911 PMCID: PMC6966602 DOI: 10.3390/cancers11121973] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/30/2019] [Revised: 12/02/2019] [Accepted: 12/05/2019] [Indexed: 11/25/2022] Open
Abstract
Acute myeloid leukemia (AML), the most common acute leukemia in adults, is a heterogeneous malignant clonal disorder arising from multipotent hematopoietic progenitor cells characterized by genetic and concerted epigenetic aberrations. Core binding factor-Leukemia (CBFL) is characterized by the recurrent reciprocal translocations t(8;21)(q22;q22) or inv(16)(p13;q22) that, expressing the distinctive RUNX1-RUNX1T1 (also known as Acute myeloid leukemia1-eight twenty-one, AML1-ETO or RUNX1/ETO) or CBFB-MYH11 (also known as CBFβ-ΣMMHX) translocation product respectively, disrupt the essential hematopoietic function of the CBF. In the past decade, remarkable progress has been achieved in understanding the structure, three-dimensional (3D) chromosomal topology, and disease-inducing genetic and epigenetic abnormalities of the fusion proteins that arise from disruption of the CBF subunit alpha and beta genes. Although CBFLs have a relatively good prognosis compared to other leukemia subtypes, 40-50% of patients still relapse, requiring intensive chemotherapy and allogenic hematopoietic cell transplantation (alloHCT). To provide a rationale for the CBFL-associated altered hematopoietic development, in this review, we summarize the current understanding on the various molecular mechanisms, including dysregulation of Wnt/β-catenin signaling as an early event that triggers the translocations, playing a pivotal role in the pathophysiology of CBFL. Translation of these findings into the clinical setting is just beginning by improvement in risk stratification, MRD assessment, and development of targeted therapies.
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Clara JA, Monge C, Yang Y, Takebe N. Targeting signalling pathways and the immune microenvironment of cancer stem cells - a clinical update. Nat Rev Clin Oncol 2019; 17:204-232. [PMID: 31792354 DOI: 10.1038/s41571-019-0293-2] [Citation(s) in RCA: 487] [Impact Index Per Article: 81.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 10/14/2019] [Indexed: 02/06/2023]
Abstract
Cancer stem cells (CSCs) have important roles in tumour development, relapse and metastasis; the intrinsic self-renewal characteristics and tumorigenic properties of these cells provide them with unique capabilities to resist diverse forms of anticancer therapy, seed recurrent tumours, and disseminate to and colonize distant tissues. The findings of several studies indicate that CSCs originate from non-malignant stem or progenitor cells. Accordingly, inhibition of developmental signalling pathways that are crucial for stem and progenitor cell homeostasis and function, such as the Notch, WNT, Hedgehog and Hippo signalling cascades, continues to be pursued across multiple cancer types as a strategy for targeting the CSCs hypothesized to drive cancer progression - with some success in certain malignancies. In addition, with the renaissance of anticancer immunotherapy, a better understanding of the interplay between CSCs and the tumour immune microenvironment might be the key to unlocking a new era of oncological treatments associated with a reduced propensity for the development of resistance and with enhanced antimetastatic activity, thus ultimately resulting in improved patient outcomes. Herein, we provide an update on the progress to date in the clinical development of therapeutics targeting the Notch, WNT, Hedgehog and Hippo pathways. We also discuss the interactions between CSCs and the immune system, including the potential immunological effects of agents targeting CSC-associated developmental signalling pathways, and provide an overview of the emerging approaches to CSC-targeted immunotherapy.
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Affiliation(s)
- Joseph A Clara
- National Heart Lung and Blood Institute, NIH, Bethesda, MD, USA
| | - Cecilia Monge
- Division of Cancer Treatment and Diagnosis, National Cancer Institute, NIH, Bethesda, MD, USA
| | - Yingzi Yang
- Department of Developmental Biology, Harvard School of Dental Medicine, Dana-Farber/Harvard Cancer Center, Boston, MA, USA
| | - Naoko Takebe
- Division of Cancer Treatment and Diagnosis, National Cancer Institute, NIH, Bethesda, MD, USA.
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Mudgapalli N, Nallasamy P, Chava H, Chava S, Pathania AS, Gunda V, Gorantla S, Pandey MK, Gupta SC, Challagundla KB. The role of exosomes and MYC in therapy resistance of acute myeloid leukemia: Challenges and opportunities. Mol Aspects Med 2019; 70:21-32. [PMID: 31623866 PMCID: PMC7775410 DOI: 10.1016/j.mam.2019.10.001] [Citation(s) in RCA: 24] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/18/2019] [Revised: 09/27/2019] [Accepted: 10/06/2019] [Indexed: 12/12/2022]
Abstract
Acute myeloid leukemia (AML) is caused by abnormal production of white blood cells, red blood cells or platelets. The leukemia cells communicate with their microenvironment through nano-vesicle exosomes that are 30-100 nm in diameter. These nano-vesicles are released from body fluids upon fusion of an endocytic compartment with the cell membrane. Exosomes function as cargo to deliver signaling molecules to distant cells. This allows cross-talk between hematopoietic cells and other distant target cell environments. Exosomes support leukemia growth by acting as messengers between tumor cells and the microenvironment as well as inducing oncogenic factors such as c-Myc. Exosomes have also been used as biomarkers in the clinical diagnosis of leukemia. Glycogen synthase kinase-3 (GSK-3) and protein phosphatase 2A (PP2A) are two crucial signaling molecules involved in the AML pathogenesis and MYC stability. GSK-3 is a serine/threonine protein kinase that coordinates with over 40 different proteins during physiological/pathological conditions in blood cells. The dysregulation in GSK-3 has been reported during hematological malignancies. GSK-3 acts as a tumor suppressor by targeting c-MYC, MCL-1 and β-catenin. Conversely, GSK-3 can also act as tumor promoter in some instances. The pharmacological modulators of GSK-3 such as ABT-869, 6-Bromoindirubin-3'-oxime (BIO), GS-87 and LY2090314 have shown promise in the treatment of hematological malignancy. PP2A is a heterotrimeric serine/threonine phosphatase involved in the regulation of hematological malignancy. PP2A-activating drugs (PADs) can effectively antagonize leukemogenesis. The discovery of exosomes, kinase inhibitors and phosphatase activators have provided new hope to the leukemia patients. This review discusses the role of exosomes, GSK-3 and PP2A in the pathogenesis of leukemia. We provide evidence from both preclinical and clinical studies.
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Affiliation(s)
- Nithya Mudgapalli
- Department of Biochemistry and Molecular Biology, The Fred and Pamela Buffett Cancer Center, University of Nebraska Medical Center, Omaha, NE, USA
; UNMC Summer Undergraduate Research Program, University of Nebraska Medical Center, Omaha, NE, USA
| | - Palanisamy Nallasamy
- Department of Biochemistry and Molecular Biology, The Fred and Pamela Buffett Cancer Center, University of Nebraska Medical Center, Omaha, NE, USA
| | - Haritha Chava
- Department of Pharmacology and Experimental Neuroscience, University of Nebraska Medical Center, Omaha, NE, USA
| | - Srinivas Chava
- Department of Biochemistry and Molecular Biology, The Fred and Pamela Buffett Cancer Center, University of Nebraska Medical Center, Omaha, NE, USA
| | - Anup S Pathania
- Department of Biochemistry and Molecular Biology, The Fred and Pamela Buffett Cancer Center, University of Nebraska Medical Center, Omaha, NE, USA
| | - Venugopal Gunda
- Pediatric Oncology Laboratory, Child Health Research Institute, University of Nebraska Medical Center, Omaha, NE, USA
| | - Santhi Gorantla
- Department of Pharmacology and Experimental Neuroscience, University of Nebraska Medical Center, Omaha, NE, USA
| | - Manoj K Pandey
- Department of Biomedical Sciences, Cooper Medical School of Rowan University, Camden, NJ, USA
| | - Subash C Gupta
- Laboratory for Translational Cancer Research, Department of Biochemistry, Institute of Science, Banaras Hindu University, Varanasi, 221 005, India
| | - Kishore B Challagundla
- Department of Biochemistry and Molecular Biology, The Fred and Pamela Buffett Cancer Center, University of Nebraska Medical Center, Omaha, NE, USA
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35
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Wnt Signalling in Acute Myeloid Leukaemia. Cells 2019; 8:cells8111403. [PMID: 31703382 PMCID: PMC6912424 DOI: 10.3390/cells8111403] [Citation(s) in RCA: 64] [Impact Index Per Article: 10.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/23/2019] [Revised: 10/31/2019] [Accepted: 11/06/2019] [Indexed: 12/13/2022] Open
Abstract
Acute myeloid leukaemia (AML) is a group of malignant diseases of the haematopoietic system. AML occurs as the result of mutations in haematopoietic stem/progenitor cells, which upregulate Wnt signalling through a variety of mechanisms. Other mechanisms of Wnt activation in AML have been described such as Wnt antagonist inactivation through promoter methylation. Wnt signalling is necessary for the maintenance of leukaemic stem cells. Several molecules involved in or modulating Wnt signalling have a prognostic value in AML. These include: β-catenin, LEF-1, phosphorylated-GSK3β, PSMD2, PPARD, XPNPEP, sFRP2, RUNX1, AXIN2, PCDH17, CXXC5, LLGL1 and PTK7. Targeting Wnt signalling for tumour eradication is an approach that is being explored in haematological and solid tumours. A number of preclinical studies confirms its feasibility, albeit, so far no reliable clinical trial data are available to prove its utility and efficacy.
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Wnt Signaling in the Regulation of Immune Cell and Cancer Therapeutics. Cells 2019; 8:cells8111380. [PMID: 31684152 PMCID: PMC6912555 DOI: 10.3390/cells8111380] [Citation(s) in RCA: 82] [Impact Index Per Article: 13.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/08/2019] [Revised: 10/21/2019] [Accepted: 11/01/2019] [Indexed: 12/17/2022] Open
Abstract
Wnt signaling is one of the important pathways to play a major role in various biological processes, such as embryonic stem-cell development, tissue regeneration, cell differentiation, and immune cell regulation. Recent studies suggest that Wnt signaling performs an essential function in immune cell modulation and counteracts various disorders. Nonetheless, the emerging role and mechanism of action of this signaling cascade in immune cell regulation, as well as its involvement in various cancers, remain debatable. The Wnt signaling in immune cells is very diverse, e.g., the tolerogenic role of dendritic cells, the development of natural killer cells, thymopoiesis of T cells, B-cell-driven initiation of T-cells, and macrophage actions in tissue repair, regeneration, and fibrosis. The purpose of this review is to highlight the current therapeutic targets in (and the prospects of) Wnt signaling, as well as the potential suitability of available modulators for the development of cancer immunotherapies. Although there are several Wnt inhibitors relevant to cancer, it would be worthwhile to extend this approach to immune cells.
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El-Khazragy N, Elayat W, Matbouly S, Seliman S, Sami A, Safwat G, Diab A. The prognostic significance of the long non-coding RNAs "CCAT1, PVT1" in t(8;21) associated Acute Myeloid Leukemia. Gene 2019; 707:172-177. [PMID: 30943439 DOI: 10.1016/j.gene.2019.03.055] [Citation(s) in RCA: 35] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/18/2018] [Revised: 03/13/2019] [Accepted: 03/25/2019] [Indexed: 12/13/2022]
Abstract
Long non-coding RNA (LncRNA) is recently linked to various types of cancers, CCAT and PVT1 are two LncRNAs linked to t(8;21) associated Acute Myeloid Leukemia, the interplay between CCAT, PVT1 and the MYC proto-oncogene implicated in t(8;21) could present an opportunity for using LncRNA as prognostic biomarker or a target for therapy, We investigated the expression levels of LncRNAs in 70 patients; 30 with t(8;21) positive AML and 40 with t(8;21) negative AML, We found that CCAT1 and PVT1 are expressed in higher levels in t(8;21) positive -AML by 5.3 folds compared to t(8;21) negative group; the expression values were significantly associated with high-risk clinical criteria; moreover, they are associated with lower overall survival (OS) rate and leukemia-free survival (LFS), however we didn't find a statistically significant cut-off value of LncRNAs using the Cox regression analysis for Lnc_PVT1 except with LFS, we conclude that high expression levels of CCAT1 and PVT1 are associated with poor prognosis while being poor prognostic biomarkers in t(8;21) associated AML.
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MESH Headings
- Adult
- Aged
- Biomarkers, Tumor/genetics
- Chromosomes, Human, Pair 21/genetics
- Chromosomes, Human, Pair 8/genetics
- Female
- Gene Expression Regulation, Neoplastic
- Humans
- Leukemia, Myeloid, Acute/genetics
- Male
- Middle Aged
- Prognosis
- Proto-Oncogene Mas
- Proto-Oncogene Proteins c-myc/genetics
- RNA, Long Noncoding/genetics
- Regression Analysis
- Survival Analysis
- Translocation, Genetic
- Up-Regulation
- Young Adult
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Affiliation(s)
- Nashwa El-Khazragy
- Clinical Pathology and Hematology Department, Faculty of Medicine, Ain Shams University Biomedical Research Department, Cairo, P.O. Box 11381, Egypt.
| | - Wael Elayat
- Department of Medical Biochemistry, Faculty of Medicine, Ain Shams University, Egypt
| | - Safa Matbouly
- Department of Pediatrics, Faculty of Medicine, Ain Shams University, Egypt
| | - Sarah Seliman
- Faculty of Biotechnology, October University for Modern Sciences and Arts (MSA), Cairo, Egypt
| | - Ashraqat Sami
- Faculty of Biotechnology, October University for Modern Sciences and Arts (MSA), Cairo, Egypt
| | - Gehan Safwat
- Faculty of Biotechnology, October University for Modern Sciences and Arts (MSA), Cairo, Egypt
| | - Ayman Diab
- Faculty of Biotechnology, October University for Modern Sciences and Arts (MSA), Cairo, Egypt
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Häfner AK, Kahnt AS, Steinhilber D. Beyond leukotriene formation—The noncanonical functions of 5-lipoxygenase. Prostaglandins Other Lipid Mediat 2019; 142:24-32. [DOI: 10.1016/j.prostaglandins.2019.03.003] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/24/2019] [Revised: 03/14/2019] [Accepted: 03/25/2019] [Indexed: 01/17/2023]
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Giri B, Gupta VK, Yaffe B, Modi S, Roy P, Sethi V, Lavania SP, Vickers SM, Dudeja V, Banerjee S, Watts J, Saluja A. Pre-clinical evaluation of Minnelide as a therapy for acute myeloid leukemia. J Transl Med 2019; 17:163. [PMID: 31109340 PMCID: PMC6528210 DOI: 10.1186/s12967-019-1901-8] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/05/2019] [Accepted: 04/30/2019] [Indexed: 01/22/2023] Open
Abstract
Background There is an urgent need for novel and effective treatment options for acute myeloid leukemia (AML). Triptolide, a diterpenoid tri-epoxide compound isolated from the herb Tripterygium wilfordii and its water-soluble pro-drug-Minnelide have shown promising anti-cancer activity. A recent clinical trial for patients with solid tumors confirmed the safety and efficacy at biologically equivalent doses of 0.2 mg/kg/day and lower. Methods Cell viability of multiple AML cell lines as well as patient apheresis samples were evaluated by 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl tetrazolium bromide (MTT) based assay. Apoptosis was evaluated by estimating the amount of cleaved caspase. AML cell line (THP1-Luc) was implanted in immunocompromised mice and treated with indicated doses of Minnelide. Leukemic burden before and after treatment was evaluated by imaging in an In Vivo Imaging System (IVIS). Results In the current study, we show that Minnelide, at doses below maximum tolerated dose (MTD) demonstrates leukemic clearance of both primary AML blasts and luciferase expressing THP-1 cells in mice. In vitro, multiple primary AML apheresis samples and AML cell lines (THP-1, KG1, Kasumi-1, HL-60) were sensitive to triptolide mediated cell death and apoptosis in low doses. Treatment with triptolide led to a significant decrease in the colony forming ability of AML cell lines as well as in the expression of stem cell markers. Additionally, it resulted in the cell cycle arrest in the G1/S phase with significant downregulation of c-Myc, a major transcriptional regulator mediating cancer cell growth and stemness. Conclusion Our results suggest that Minnelide, with confirmed safety and activity in the clinic, exerts a potent anti-leukemic effect in multiple models of AML at doses easily achievable in patients. Electronic supplementary material The online version of this article (10.1186/s12967-019-1901-8) contains supplementary material, which is available to authorized users.
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Affiliation(s)
- Bhuwan Giri
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA
| | - Vineet K Gupta
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA
| | - Brianna Yaffe
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA
| | - Shrey Modi
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA
| | - Pooja Roy
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA
| | - Vrishketan Sethi
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA
| | - Shweta P Lavania
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA
| | - Selwyn M Vickers
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA
| | - Vikas Dudeja
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA
| | - Sulagna Banerjee
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA
| | - Justin Watts
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA
| | - Ashok Saluja
- Sylvester Comprehensive Cancer Center and DeWitt Daughtry Family Department of Surgery, University of Miami, 460C CRB Research Building, 1140 NW 14th St, Miami, FL, 33136, USA.
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Luong-Gardiol N, Siddiqui I, Pizzitola I, Jeevan-Raj B, Charmoy M, Huang Y, Irmisch A, Curtet S, Angelov GS, Danilo M, Juilland M, Bornhauser B, Thome M, Hantschel O, Chalandon Y, Cazzaniga G, Bourquin JP, Huelsken J, Held W. γ-Catenin-Dependent Signals Maintain BCR-ABL1 + B Cell Acute Lymphoblastic Leukemia. Cancer Cell 2019; 35:649-663.e10. [PMID: 30991025 DOI: 10.1016/j.ccell.2019.03.005] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/30/2015] [Revised: 01/29/2019] [Accepted: 03/14/2019] [Indexed: 11/23/2022]
Abstract
The BCR-ABL1 fusion protein is the cause of chronic myeloid leukemia (CML) and of a significant fraction of adult-onset B cell acute lymphoblastic leukemia (B-ALL) cases. Using mouse models and patient-derived samples, we identified an essential role for γ-catenin in the initiation and maintenance of BCR-ABL1+ B-ALL but not CML. The selectivity was explained by a partial γ-catenin dependence of MYC expression together with the susceptibility of B-ALL, but not CML, to reduced MYC levels. MYC and γ-catenin enabled B-ALL maintenance by augmenting BIRC5 and enforced BIRC5 expression overcame γ-catenin loss. Since γ-catenin was dispensable for normal hematopoiesis, these lineage- and disease-specific features of canonical Wnt signaling identified a potential therapeutic target for the treatment of BCR-ABL1+ B-ALL.
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Affiliation(s)
- Noemie Luong-Gardiol
- Department of Oncology UNIL CHUV, University of Lausanne, Epalinges, Switzerland
| | - Imran Siddiqui
- Department of Oncology UNIL CHUV, University of Lausanne, Epalinges, Switzerland
| | - Irene Pizzitola
- Department of Oncology UNIL CHUV, University of Lausanne, Epalinges, Switzerland
| | - Beena Jeevan-Raj
- Department of Oncology UNIL CHUV, University of Lausanne, Epalinges, Switzerland
| | - Mélanie Charmoy
- Department of Oncology UNIL CHUV, University of Lausanne, Epalinges, Switzerland
| | - Yun Huang
- Department of Pediatric Oncology and Children's Research Centre, University Children's Hospital Zürich, Zürich, Switzerland
| | - Anja Irmisch
- Swiss Institute for Experimental Cancer Research (ISREC), Federal University of Technology Lausanne (EPFL), Lausanne, Switzerland
| | - Sara Curtet
- Department of Oncology UNIL CHUV, University of Lausanne, Epalinges, Switzerland
| | - Georgi S Angelov
- Department of Oncology UNIL CHUV, University of Lausanne, Epalinges, Switzerland
| | - Maxime Danilo
- Department of Oncology UNIL CHUV, University of Lausanne, Epalinges, Switzerland
| | - Mélanie Juilland
- Department of Biochemistry, University of Lausanne, Epalinges, Switzerland
| | - Beat Bornhauser
- Department of Pediatric Oncology and Children's Research Centre, University Children's Hospital Zürich, Zürich, Switzerland
| | - Margot Thome
- Department of Biochemistry, University of Lausanne, Epalinges, Switzerland
| | - Oliver Hantschel
- Swiss Institute for Experimental Cancer Research (ISREC), Federal University of Technology Lausanne (EPFL), Lausanne, Switzerland
| | - Yves Chalandon
- Service d'Hématologie, Hôpitaux Universitaire de Genève, Geneva, Switzerland
| | - Gianni Cazzaniga
- Centro Ricerca Tettamanti, Pediatric Clinic University of Milano-Bicocca, Monza, Italy
| | - Jean-Pierre Bourquin
- Department of Pediatric Oncology and Children's Research Centre, University Children's Hospital Zürich, Zürich, Switzerland
| | - Joerg Huelsken
- Swiss Institute for Experimental Cancer Research (ISREC), Federal University of Technology Lausanne (EPFL), Lausanne, Switzerland
| | - Werner Held
- Department of Oncology UNIL CHUV, University of Lausanne, Epalinges, Switzerland.
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Chatterjee S, Sil PC. Targeting the crosstalks of Wnt pathway with Hedgehog and Notch for cancer therapy. Pharmacol Res 2019; 142:251-261. [PMID: 30826456 DOI: 10.1016/j.phrs.2019.02.027] [Citation(s) in RCA: 59] [Impact Index Per Article: 9.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/15/2018] [Revised: 01/23/2019] [Accepted: 02/25/2019] [Indexed: 12/12/2022]
Abstract
Wnt pathway is an evolutionarily conserved signaling pathway determining patterning of animal embryos, cell fate, cell polarity, and a substantial role in the origin and maintenance of stem cells. It has been found to crosstalk with two other major developmental pathways, Hedgehog and Notch, in many embryological development cascades and in maintaining stemness of stem cells Research has shown that all the three pathways are potent in inducing tumorigenesis, driving tumor progression and aiding epithelial to mesenchymal transition in malignant cells, apart from maintaining cancer stem cells population inside the tumor tissue. Cancer stem cells are thought to aid in the process of tumor relapse, as they survive therapy by displaying drug resistance and then repopulating tumor tissues. Hence the role of these crosstalks in cancer is under intensive research. Inhibition of all the three pathways individually have resulted in tumor regression, but not optimally, as treatment failure and cancer relapse have been found to occur. Hence, instead of targeting a single pathway, targeting the crosstalk network could be a better alternative to conventional cancer treatment. Also, elimination of both tumor cells as well as cancer stem cells implies a reduced chance of relapse. Drugs developed to target these crosstalking networks, when used in combinatorial therapy, can potentially increase the efficacy of the therapy to a very large extent.
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Affiliation(s)
- Sharmistha Chatterjee
- Division of Molecular Medicine, Bose Institute, P-1/12, CIT Scheme VII M, Kolkata, 700054, India
| | - Parames C Sil
- Division of Molecular Medicine, Bose Institute, P-1/12, CIT Scheme VII M, Kolkata, 700054, India.
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Fetisov TI, Lesovaya EA, Yakubovskaya MG, Kirsanov KI, Belitsky GA. Alterations in WNT Signaling in Leukemias. BIOCHEMISTRY (MOSCOW) 2019; 83:1448-1458. [PMID: 30878020 DOI: 10.1134/s0006297918120039] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Abstract
The WNT/β-catenin signaling pathway plays an important role in the differentiation and proliferation of hematopoietic cells. In recent years, special attention has been paid to the role of impairments in the WNT signaling pathway in pathogenesis of malignant neoplasms of the hematopoietic system. Disorders in the WNT/β-catenin signaling in leukemias identified to date include hypersensitivity to the WNT ligands, epigenetic repression of WNT antagonists, overexpression of WNT ligands, impaired β-catenin degradation in the cytoplasm, and changes in the activity of the TCF/Lef transcription factors. At the molecular level, these impairments involve overexpression of the FZD protein, hypermethylation of the SFRP, DKK, WiF, Sox, and CXXC gene promoters, overexpression of Lef1 and plakoglobin, mutations in GSK3β, and β-catenin phosphorylation by the BCR-ABL kinase. This review is devoted to the systematization of these data.
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Affiliation(s)
- T I Fetisov
- Blokhin National Medical Research Center of Oncology, Moscow, 115478, Russia
| | - E A Lesovaya
- Blokhin National Medical Research Center of Oncology, Moscow, 115478, Russia.,Pavlov Ryazan State Medical University, Ryazan, 390026, Russia
| | - M G Yakubovskaya
- Blokhin National Medical Research Center of Oncology, Moscow, 115478, Russia
| | - K I Kirsanov
- Blokhin National Medical Research Center of Oncology, Moscow, 115478, Russia.,Peoples' Friendship University of Russia, Moscow, 117198, Russia
| | - G A Belitsky
- Blokhin National Medical Research Center of Oncology, Moscow, 115478, Russia.
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Liu G, Liu S, Cao G, Luo W, Li P, Wang S, Chen Y. SPAG5 contributes to the progression of gastric cancer by upregulation of Survivin depend on activating the wnt/β-catenin pathway. Exp Cell Res 2019; 379:83-91. [PMID: 30904482 DOI: 10.1016/j.yexcr.2019.03.024] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/03/2019] [Revised: 03/14/2019] [Accepted: 03/16/2019] [Indexed: 02/07/2023]
Abstract
The sperm-associated antigen 5 (SPAG5) plays a key role in controlling cellular processes, including cell cycle progression and proliferation. However, the role of SPAG5 in gastric cancer (GC) remains unclear. Herein, our study showed that upregulation of SPAG5 was detected frequently in GC tissues, and was associated with significantly worse survival in patients with GC. Multivariate analyses revealed that high SPAG5 expression was an independent predictive marker for the poor prognosis of GC patients. Further, SPAG5 knockdown notably inhibited the proliferation abilities of GC in vivo and in vitro. Moreover, our results indicate that SPAG5 promotes cell progression by increasing Survivin expression, which has been reported to control the progression of GC. Moreover, our data demonstrate that Survivin is crucial for SPAG5-mediated GC cell progression in vitro and in vivo. Mechanistically, we demonstrated that SPAG5 promotes the progression of GC via enhancing the Wnt/β-catenin/Survivin axis. Collectively, our data suggest that SPAG5 plays a crucial oncogenic role in GC tumorigenesis, and we provide a novel evidence that SPAG5 may be serve as a prognostic and therapeutic target for GC patients.
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Affiliation(s)
- Guodong Liu
- Department of General Surgery, Suqian First Hospital, Suqian, China
| | - Shan Liu
- Department of General Surgery, Suqian First Hospital, Suqian, China
| | - Guanyi Cao
- Department of General Surgery, Suqian First Hospital, Suqian, China
| | - Weihuan Luo
- Department of General Surgery, Suqian First Hospital, Suqian, China
| | - Peng Li
- Department of General Surgery, Nantong University Affiliated Hospital, Nantong, China
| | - Shiping Wang
- Department of General Surgery, Suqian First Hospital, Suqian, China.
| | - Yu Chen
- Department of General Surgery, Suqian First Hospital, Suqian, China.
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Tang G, Hu S, Wang SA, Xie W, Lin P, Xu J, Toruner G, Zhao M, Gu J, Doty M, Li S, Medeiros LJ, Tang Z. t(3;8)(q26.2;q24) Often Leads to MECOM/MYC Rearrangement and Is Commonly Associated with Therapy-Related Myeloid Neoplasms and/or Disease Progression. J Mol Diagn 2019; 21:343-351. [DOI: 10.1016/j.jmoldx.2018.10.005] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/06/2018] [Revised: 10/09/2018] [Accepted: 10/26/2018] [Indexed: 01/06/2023] Open
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Chong PSY, Zhou J, Chooi JY, Chan ZL, Toh SHM, Tan TZ, Wee S, Gunaratne J, Zeng Q, Chng WJ. Non-canonical activation of β-catenin by PRL-3 phosphatase in acute myeloid leukemia. Oncogene 2019; 38:1508-1519. [PMID: 30305722 DOI: 10.1038/s41388-018-0526-3] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/05/2018] [Revised: 09/13/2018] [Accepted: 09/17/2018] [Indexed: 11/09/2022]
Abstract
Aberrant activation of Wnt/β-catenin signaling pathway is essential for the development of AML; however, the mechanistic basis for this dysregulation is unclear. PRL-3 is an oncogenic phosphatase implicated in the development of LSCs. Here, we identified Leo1 as a direct and specific substrate of PRL-3. Serine-dephosphorylated form of Leo1 binds directly to β-catenin, promoting the nuclear accumulation of β-catenin and transactivation of TCF/LEF downstream target genes such as cyclin D1 and c-myc. Importantly, overexpression of PRL-3 in AML cells displayed enhanced sensitivity towards β-catenin inhibition in vitro and in vivo, suggesting that these cells are addicted to β-catenin signaling. Altogether, our study revealed a novel regulatory role of PRL-3 in the sustenance of aberrant β-catenin signaling in AML. PRL-3 may serve as a biomarker to select for the subset of AML patients who are likely to benefit from treatment with β-catenin inhibitors. Our study presents a new avenue of cancer inhibition driven by PRL-3 overexpression or β-catenin hyperactivation.
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Affiliation(s)
- Phyllis S Y Chong
- Cancer Science Institute of Singapore, National University of Singapore, Singapore, Singapore
| | - Jianbiao Zhou
- Cancer Science Institute of Singapore, National University of Singapore, Singapore, Singapore
- Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore
| | - Jing-Yuan Chooi
- Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore
| | - Zit-Liang Chan
- Cancer Science Institute of Singapore, National University of Singapore, Singapore, Singapore
| | - Sabrina Hui Min Toh
- Cancer Science Institute of Singapore, National University of Singapore, Singapore, Singapore
| | - Tuan Zea Tan
- Cancer Science Institute of Singapore, National University of Singapore, Singapore, Singapore
| | - Sheena Wee
- Institute of Molecular and Cell Biology, A*STAR, Singapore, Singapore
| | - Jayantha Gunaratne
- Institute of Molecular and Cell Biology, A*STAR, Singapore, Singapore
- Department of Anatomy, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore
| | - Qi Zeng
- Institute of Molecular and Cell Biology, A*STAR, Singapore, Singapore
| | - Wee-Joo Chng
- Cancer Science Institute of Singapore, National University of Singapore, Singapore, Singapore.
- Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.
- Department of Haematology-Oncology, National University Cancer Institute, Singapore, National University Health System, Singapore, Singapore.
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Morgan RG, Ridsdale J, Payne M, Heesom KJ, Wilson MC, Davidson A, Greenhough A, Davies S, Williams AC, Blair A, Waterman ML, Tonks A, Darley RL. LEF-1 drives aberrant β-catenin nuclear localization in myeloid leukemia cells. Haematologica 2019; 104:1365-1377. [PMID: 30630973 PMCID: PMC6601079 DOI: 10.3324/haematol.2018.202846] [Citation(s) in RCA: 32] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/26/2018] [Accepted: 01/03/2019] [Indexed: 12/24/2022] Open
Abstract
Canonical Wnt/β-catenin signaling is frequently dysregulated in myeloid leukemias and is implicated in leukemogenesis. Nuclear-localized β-catenin is indicative of active Wnt signaling and is frequently observed in acute myeloid leukemia (AML) patients; however, some patients exhibit little or no nuclear β-catenin even where cytosolic β-catenin is abundant. Control of the subcellular localization of β-catenin therefore represents an additional mechanism regulating Wnt signaling in hematopoietic cells. To investigate the factors mediating the nuclear-localization of β-catenin, we carried out the first nuclear/cytoplasmic proteomic analysis of the β-catenin interactome in myeloid leukemia cells and identified putative novel β-catenin interactors. Comparison of interacting factors between Wnt-responsive cells (high nuclear β-catenin) versus Wnt-unresponsive cells (low nuclear β-catenin) suggested the transcriptional partner, LEF-1, could direct the nuclear-localization of β-catenin. The relative levels of nuclear LEF-1 and β-catenin were tightly correlated in both cell lines and in primary AML blasts. Furthermore, LEF-1 knockdown perturbed β-catenin nuclear-localization and transcriptional activation in Wnt-responsive cells. Conversely, LEF-1 overexpression was able to promote both nuclear-localization and β-catenin-dependent transcriptional responses in previously Wnt-unresponsive cells. This is the first β-catenin interactome study in hematopoietic cells and reveals LEF-1 as a mediator of nuclear β- catenin level in human myeloid leukemia.
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Affiliation(s)
- Rhys G Morgan
- School of Life Sciences, University of Sussex, Brighton, UK .,School of Cellular and Molecular Medicine, University of Bristol, UK
| | - Jenna Ridsdale
- Department of Haematology, Division of Cancer and Genetics, School of Medicine, Cardiff University, UK
| | - Megan Payne
- School of Life Sciences, University of Sussex, Brighton, UK
| | | | | | | | | | - Sara Davies
- Department of Haematology, Division of Cancer and Genetics, School of Medicine, Cardiff University, UK
| | - Ann C Williams
- School of Life Sciences, University of Sussex, Brighton, UK
| | - Allison Blair
- School of Life Sciences, University of Sussex, Brighton, UK
| | - Marian L Waterman
- Department of Microbiology and Molecular Genetics, University of California, Irvine, CA, USA
| | - Alex Tonks
- Department of Haematology, Division of Cancer and Genetics, School of Medicine, Cardiff University, UK
| | - Richard L Darley
- Department of Haematology, Division of Cancer and Genetics, School of Medicine, Cardiff University, UK
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Ohanian M, Rozovski U, Kanagal-Shamanna R, Abruzzo LV, Loghavi S, Kadia T, Futreal A, Bhalla K, Zuo Z, Huh YO, Post SM, Ruvolo P, Garcia-Manero G, Andreeff M, Kornblau S, Borthakur G, Hu P, Medeiros LJ, Takahashi K, Hornbaker MJ, Zhang J, Nogueras-González GM, Huang X, Verstovsek S, Estrov Z, Pierce S, Ravandi F, Kantarjian HM, Bueso-Ramos CE, Cortes JE. MYC protein expression is an important prognostic factor in acute myeloid leukemia. Leuk Lymphoma 2019; 60:37-48. [PMID: 29741984 PMCID: PMC6226369 DOI: 10.1080/10428194.2018.1464158] [Citation(s) in RCA: 53] [Impact Index Per Article: 8.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
As new drugs targeting MYC show clinical activity in acute myeloid leukemia (AML), understanding MYC expression in AML is of critical importance. We assessed MYC protein expression by immunohistochemistry in bone marrow of patients with untreated AML (n = 265). Overall, 90% of patients demonstrated MYC overexpression and MYC immunopositivity ≤6% was associated with superior complete remission (CR) duration of 23 months versus 12 months for MYC immunopositivity >6% (p = .028). Among 241 patients at higher risk for relapse, including those ≥55 years of age and patients with intermediate- and high-risk AML, MYC immunopositivity ≤6% conferred significantly superior median overall survival (OS) (24 versus 13 months; p = .042), event-free survival (EFS) (14 versus 6 months; p = .048), and relapse-free survival (RFS) (25 versus 12 months; p = .024). The prognostic impact of MYC-immunopositivity was retained on multivariate analysis of OS, EFS, and RFS. We conclude that MYC immunopositivity is an important prognostic factor in patients with untreated AML, particularly those at higher risk for relapse.
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Affiliation(s)
- Maro Ohanian
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Uri Rozovski
- Department of Hematology, Davidoff Cancer Center at Rabin Medical Center, Sackler School of Medicine, Tel Aviv University, Israel
| | - Rashmi Kanagal-Shamanna
- Department of Hematopathology, The University of Texas at MD Anderson Cancer Center Houston, Texas
| | - Lynne V. Abruzzo
- Department of Pathology, Ohio State University, Columbus, OH 43202
| | - Sanam Loghavi
- Department of Hematopathology, The University of Texas at MD Anderson Cancer Center Houston, Texas
| | - Tapan Kadia
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Andrew Futreal
- Department of Genomic Medicine, The University of Texas at MD Anderson Cancer Center, Houston, TX
| | - Kapil Bhalla
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Zhuang Zuo
- Department of Hematopathology, The University of Texas at MD Anderson Cancer Center Houston, Texas
| | - Yang O. Huh
- Department of Hematopathology, The University of Texas at MD Anderson Cancer Center Houston, Texas
| | - Sean M. Post
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Peter Ruvolo
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Guillermo Garcia-Manero
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Michael Andreeff
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Steven Kornblau
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Gautam Borthakur
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Peter Hu
- School of Health Professions, The University of Texas at MD Anderson Cancer Center, Houston, TX
| | - L. Jeffrey Medeiros
- Department of Hematopathology, The University of Texas at MD Anderson Cancer Center Houston, Texas
| | - Koichi Takahashi
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Marisa J. Hornbaker
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Jianhua Zhang
- Department of Genomic Medicine, The University of Texas at MD Anderson Cancer Center, Houston, TX
| | | | - Xuelin Huang
- Department of Biostatistics, The University of Texas at MD Anderson Cancer Center, Houston, TX
| | - Srdan Verstovsek
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Zeev Estrov
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Sherry Pierce
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Farhad Ravandi
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Hagop M. Kantarjian
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
| | - Carlos E. Bueso-Ramos
- Department of Hematopathology, The University of Texas at MD Anderson Cancer Center Houston, Texas
| | - Jorge E. Cortes
- Department of Leukemia, The University of Texas at MD Anderson Cancer Center, Houston, Texas
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Evaluation of the Gene Expression of the Cytoprotective Proteins in Response to Daunorubicin in U937 Cells. INTERNATIONAL JOURNAL OF CANCER MANAGEMENT 2018. [DOI: 10.5812/ijcm.10044] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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Chen C, Huang X, Wang K, Chen K, Gao D, Qian S. Early mortality in acute promyelocytic leukemia: Potential predictors. Oncol Lett 2018; 15:4061-4069. [PMID: 29541170 PMCID: PMC5835847 DOI: 10.3892/ol.2018.7854] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/29/2016] [Accepted: 12/08/2017] [Indexed: 01/18/2023] Open
Abstract
Acute promyelocytic leukemia (APL) is a rare leukemia characterized by the balanced reciprocal translocation between the promyelocytic leukemia gene on chromosome 15 and the retinoic acid receptor α (RARα) gene on chromosome 17, and accounts for 10-15% of newly diagnosed acute myeloid leukemia each year. The combined use of all-trans retinoic acid and arsenic trioxide (ATO) as primary therapy has markedly improved the survival rate of patients with APL. Mortality in the first 30 days following therapy remains a major contribution to treatment failure. In the present study, published data was reviewed with a focus on the factors associated with early mortality. When treated with ATO as a primary treatment, the fms-like tyrosine kinase-internal tandem deletion has no impact on early mortality. Low lymphoid enhancer binding factor-1 expression may be a reliable marker for early mortality and the target of therapy if it could be proven by further studies. Cluster of differentiation (CD)56+ and CD34+/CD2+ may be candidates to select high-risk patients. The risk of early mortality in APL still cannot be predicted via the cell surface makers, despite multiple studies on their prognostic significance. Typically, a complex translocation did not alter the survival rate in patients with APL; however, if an abnormal karyotype [e.g., Ide(17), ZBTB16/RARα and STAT5B/RARα] appeared singularly or as part of a complex mutation, there is a high possibility of early mortality if clinicians are unable to identify or monitor it.
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Affiliation(s)
- Can Chen
- Department of Hematology, Hangzhou First People's Hospital, Hangzhou, Zhejiang 310006, P.R. China
| | - Xilian Huang
- Department of Hematology, Hangzhou First People's Hospital, Hangzhou, Zhejiang 310006, P.R. China
| | - Kaile Wang
- Department of Hematology, Hangzhou First People's Hospital, Hangzhou, Zhejiang 310006, P.R. China
| | - Kuang Chen
- Department of Hematology, Hangzhou First People's Hospital, Hangzhou, Zhejiang 310006, P.R. China
| | - Danquan Gao
- Department of Hematology, Hangzhou First People's Hospital, Hangzhou, Zhejiang 310006, P.R. China
| | - Shenxian Qian
- Department of Hematology, Hangzhou First People's Hospital, Hangzhou, Zhejiang 310006, P.R. China
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Aktary Z, Alaee M, Pasdar M. Beyond cell-cell adhesion: Plakoglobin and the regulation of tumorigenesis and metastasis. Oncotarget 2018; 8:32270-32291. [PMID: 28416759 PMCID: PMC5458283 DOI: 10.18632/oncotarget.15650] [Citation(s) in RCA: 53] [Impact Index Per Article: 7.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/28/2016] [Accepted: 12/16/2016] [Indexed: 12/13/2022] Open
Abstract
Plakoglobin (also known as? -catenin) is a member of the Armadillo family of proteins and a paralog of β -catenin. Plakoglobin is a component of both the adherens junctions and desmosomes, and therefore plays a vital role in the regulation of cell-cell adhesion. Similar to β -catenin, plakoglobin is capable of participating in cell signaling in addition to its role in cell-cell adhesion. In this context, β -catenin has a well-documented oncogenic potential as a component of the Wnt signaling pathway. In contrast, while some studies have suggested a tumor promoting activity of plakoglobin in a cell/malignancy specific context, it generally acts as a tumor/metastasis suppressor. How plakoglobin acts as a growth/metastasis inhibitory protein has remained, until recently, unclear. Recent evidence suggests that plakoglobin may suppress tumorigenesis and metastasis by multiple mechanisms, including the suppression of oncogenic signaling, interactions with various proteins involved in tumorigenesis and metastasis, and the regulation of the expression of genes involved in these processes. This review is primarily focused on various mechanisms by which plakoglobin may inhibit tumorigenesis and metastasis.
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Affiliation(s)
- Zackie Aktary
- Department of Oncology, University of Alberta, Edmonton, Alberta, Canada.,Institut Curie, Orsay, France
| | - Mahsa Alaee
- Department of Oncology, University of Alberta, Edmonton, Alberta, Canada
| | - Manijeh Pasdar
- Department of Oncology, University of Alberta, Edmonton, Alberta, Canada
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