MTFP1 and hepatocellular carcinoma: In concordance with the results from HCC tissues, the expression levels of MTP18 were significantly higher in seven HCC cell lines (HepG2, SMMC7721, MHCC97L, Bel-7402, Huh-7, HCCLM3 and HLF) when compared with normal hepatocytes (HL-7702 cells) (Fig. 1c, d).