In six primary pairs of HBV (n = 3) and HCV (n = 3) tumor and non-tumor tissues we observed in the tumors the expression of p-p70S6K (4 from 6), p-4E-BP1 (6 from 6), and p-Src (5 from 6) (Fig 6A). This evidence concerns the gene EIF4EBP1 and neoplasm.