We used the publicly online tools TGCA database, and showed that compared with normal, the expression of PDZK1 are increased in HCC, and increased in base individual cancer stage (1, 2, 3, and 4) and tumor grade (1, 2, 3, and 4) (Figures 6(a)–6(c)). The gene discussed is PDZK1; the disease is neoplasm.