To clarify the relationship between OCT4 and BIRC5 in HCC, we first analyzed the OCT4 and BIRC5 expression levels in HCC cell lines, including Hep3B, HepG2, PLC/PRF5, SMMC-7721, BEL-7402 and BEL-7404. The gene discussed is BIRC5; the disease is hepatocellular carcinoma.