SELL, ITGB4, ALDH3B1, THBS4, and ADH4 were predicted to be protective factors of HCC, while UGT2B17, NAT2, FABP3, CDH2, ACSL5, and ADH6 were forecasted as risk factors of HCC (Table S2). Here, THBS4 is linked to hepatocellular carcinoma.