Fig. 9

Immunohistochemistry (IHC) of four hub genes based on the Human Protein Atlas (HPA). a Protein levels of CDK1 in normal liver tissue and liver hepatocellular carcinoma tissue. b Protein levels of HMMR in normal liver tissue and liver hepatocellular carcinoma tissue. c Protein levels of PTTG1 in normal liver tissue and liver hepatocellular carcinoma tissue. d Protein levels of TTK in normal liver tissue and liver hepatocellular carcinoma tissue