F2 and hepatocellular carcinoma: In order to explore whether the expression of liver CSCs markers correlates with HCC oncogenesis, it is necessary to examine the potential associations between the CSC marker's expression and the following HCC clinical and pathological variables such as age, BMI, serum markers (bilirubin, albumin, ALT, AST, GGT, prothrombin time, AFU), other serum markers (AFP, GP3, growth factors), tumor size, tumor capsule, cirrhosis, and Edmondson and Steiner grade.