Ten DEGs including PDGFra, PDGFrb, PDGFb, PDGFd, COL1A1, COL1A2, COL5A2, ITGA5, THBS1 and IL1R1, closely related to liver fibrosis, were chosen for the real-time qRT-PCR analysis. The gene discussed is PDGFRA; the disease is Hepatic fibrosis.