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Basic Study
Copyright: ©Author(s) 2026.
World J Gastrointest Oncol. Apr 15, 2026; 18(4): 114547
Published online Apr 15, 2026. doi: 10.4251/wjgo.v18.i4.114547
Figure 7
Figure 7 PCR testing of cancerous tissues and adjacent nontumorous tissues and immunohistochemical staining of liver tissues from patients diagnosed with hepatocellular carcinoma and chronic hepatitis B (40 ×). A: CD161 mRNA levels; B: CD8A mRNA levels; C: Programmed death receptor 1 (PD-1) mRNA levels; D: Immunohistochemical staining levels of CD8, CD161, and PD-1 in tumor tissues, adjacent nontumorous tissues, liver tissues from chronic hepatitis B patients, and portal area liver tissues. aP < 0.01. PD-1: Programmed death receptor 1; CHB: Chronic hepatitis B; HCC: Hepatocellular carcinoma.


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