To investigate the underlying mechanism of the protective effect of QLK against liver fibrosis, mRNA levels of α-SMA, COX2, FPR2, PTGS1, NCOA2, IL-1β, TNF-α, CXCL14, and TGF-β1 were measured using RT-PCR. The gene discussed is NCOA2; the disease is Hepatic fibrosis.