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Open-Access Journal
Editorial
Thermal ablation in colorectal liver metastases: Lack of evidence or lack of capability to prove the evidence? 
Sergio Sartori, Paola Tombesi, Francesca Di Vece 
World J Gastroenterol 22(13):3511-3515. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3511
Review
Serrated colorectal cancer: Molecular classification, prognosis, and response to chemotherapy 
Oscar Murcia, Miriam Juárez, Eva Hernández-Illán, Cecilia Egoavil, Mar Giner-Calabuig, María Rodríguez-Soler, Rodrigo Jover 
World J Gastroenterol 22(13):3516-3530. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3516
Genetic variation of occult hepatitis B virus infection 
Hui-Lan Zhu, Xu Li, Jun Li, Zhen-Hua Zhang 
World J Gastroenterol 22(13):3531-3546. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3531
Minireviews
Liver cancer stem cell markers: Progression and therapeutic implications 
Jing-Hui Sun, Qing Luo, Ling-Ling Liu, Guan-Bin Song 
World J Gastroenterol 22(13):3547-3557. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3547
Basic Study
Novel and safer endoscopic cholecystectomy using only a flexible endoscope via single port 
Hirohito Mori, Nobuya Kobayashi, Hideki Kobara, Noriko Nishiyama, Shintaro Fujihara, Taiga Chiyo, Maki Ayaki, Takashi Nagase, Tsutomu Masaki 
World J Gastroenterol 22(13):3558-3563. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3558
Apoptosis of human gastric carcinoma cells induced by Euphorbia esula latex 
Zhao-Ying Fu, Xiao-Dong Han, Ai-Hong Wang, Xiao-Bin Liu 
World J Gastroenterol 22(13):3564-3572. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3564
Analysis of tumor-infiltrating gamma delta T cells in rectal cancer 
Liang Rong, Ke Li, Rui Li, Hui-Min Liu, Rui Sun, Xiao-Yan Liu 
World J Gastroenterol 22(13):3573-3580. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3573
Case Control Study
Serum vitamin D and colonic vitamin D receptor in inflammatory bowel disease 
Yamilka Abreu-Delgado, Raymond A Isidro, Esther A Torres, Alexandra González, Myrella L Cruz, Angel A Isidro, Carmen I González-Keelan, Priscilla Medero, Caroline B Appleyard 
World J Gastroenterol 22(13):3581-3591. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3581
Relationship between indoleamine 2,3-dioxygenase activity and lymphatic invasion propensity of colorectal carcinoma 
Atilla Engin, Ipek Isik Gonul, Ayse Basak Engin, Ahmet Karamercan, Aylin Sepici Dincel, Ayse Dursun 
World J Gastroenterol 22(13):3592-3601. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3592
Retrospective Cohort Study
Total mesorectal excision for mid and low rectal cancer: Laparoscopic vs robotic surgery 
Francesco Feroci, Andrea Vannucchi, Paolo Pietro Bianchi, Stefano Cantafio, Alessia Garzi, Giampaolo Formisano, Marco Scatizzi 
World J Gastroenterol 22(13):3602-3610. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3602
Different risk factors for advanced colorectal neoplasm in young adults 
Ji Yeon Kim, Yoon Suk Jung, Jung Ho Park, Hong Joo Kim, Yong Kyun Cho, Chong Il Sohn, Woo Kyu Jeon, Byung Ik Kim, Kyu Yong Choi, Dong Il Park 
World J Gastroenterol 22(13):3611-3620. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3611
Retrospective Study
Proposal of a computed tomography classification for hepatic alveolar echinococcosis 
Tilmann Graeter, Wolfgang Kratzer, Suemeyra Oeztuerk, Mark Martin Haenle, Richard Andrew Mason, Andreas Hillenbrand, Thomas Kull, Thomas F Barth, Peter Kern, Beate Gruener 
World J Gastroenterol 22(13):3621-3631. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3621
Comprehensive treatments for hepatocellular carcinoma with tumor thrombus in major portal vein 
Hai-Hong Ye, Jia-Zhou Ye, Zhi-Bo Xie, Yu-Chong Peng, Jie Chen, Liang Ma, Tao Bai, Jun-Ze Chen, Zhan Lu, Hong-Gui Qin, Bang-De Xiang, Le-Qun Li 
World J Gastroenterol 22(13):3632-3643. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3632
Clinical Trials Study
Near-infrared fluorescence sentinel lymph node detection in gastric cancer: A pilot study 
Quirijn R J G Tummers, Leonora S F Boogerd, Wobbe O de Steur, Floris P R Verbeek, Martin C Boonstra, Henricus J M Handgraaf, John V Frangioni, Cornelis J H van de Velde, Henk H Hartgrink, Alexander L Vahrmeijer 
World J Gastroenterol 22(13):3644-3651. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3644
Observational Study
Dual-input two-compartment pharmacokinetic model of dynamic contrast-enhanced magnetic resonance imaging in hepatocellular carcinoma 
Jian-Feng Yang, Zhen-Hua Zhao, Yu Zhang, Li Zhao, Li-Ming Yang, Min-Ming Zhang, Bo-Yin Wang, Ting Wang, Bao-Chun Lu 
World J Gastroenterol 22(13):3652-3662. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3652
Prevalence of and risk factors for non-alcoholic fatty liver disease in a Chinese population: An 8-year follow-up study 
Zhen-Ya Lu, Zhou Shao, Ya-Li Li, Muhuyati Wulasihan, Xin-Hua Chen 
World J Gastroenterol 22(13):3663-3669. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3663
Prospective Study
Operative link on gastritis assessment stage is an appropriate predictor of early gastric cancer 
Ying Zhou, Hai-Yan Li, Jing-Jing Zhang, Xiao-Yu Chen, Zhi-Zheng Ge, Xiao-Bo Li 
World J Gastroenterol 22(13):3670-3678. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3670
Meta-Analysis
Does aspirin or non-aspirin non-steroidal anti-inflammatory drug use prevent colorectal cancer in inflammatory bowel disease? 
Nick E Burr, Mark A Hull, Venkataraman Subramanian 
World J Gastroenterol 22(13):3679-3686. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3679
Case Report
Ampullary neuroendocrine tumor diagnosed by endoscopic papillectomy in previously confirmed ampullary adenoma 
Seoung Ho Lee, Tae Hoon Lee, Si-Hyong Jang, Chi Young Choi, Won Myung Lee, Ji Hey Min, Hyun Deuk Cho, Sang-Heum Park 
World J Gastroenterol 22(13):3687-3692. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3687
Pancreatic perivascular epithelioid cell tumor: A case report with clinicopathological features and a literature review 
Hui Jiang, Na Ta, Xiao-Yi Huang, Ming-Hua Zhang, Jing-Jing Xu, Kai-Lian Zheng, Gang Jin, Jian-Ming Zheng 
World J Gastroenterol 22(13):3693-3700. Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3693