As shown in Fig. 4A,B, the density (mean ± SEM) of granzyme B- and Foxp3-expressing cells in HCC tissues of the 40 HBV-related HCC patients was 5.53 ± 0.77 and 35.58 ± 4.45 cells/mm2, respectively. The gene discussed is GZMB; the disease is hepatocellular carcinoma.