As indicated by the results, in agreement with the results of the public database tissue, PPT1 and ADCK3 expression was upregulated in three hepatocellular carcinoma cell lines (Huh-1, HepG2, and SK-HeP-1) in comparison with normal hepatocytes LX-2 (Supplementary Figure S4). This evidence concerns the gene PPT1 and hepatocellular carcinoma.