Fig. 5From: Apigenin inhibits fibroblast proliferation and reduces epidural fibrosis by regulating Wnt3a/β-catenin signaling pathwayThe immunohistochemical staining images of PCNA was selected from the API-treated groups and control group. Brown-stained nucleus represents PCNA-positive cells. The expression of PCNA was markedly decreased after treated with different doses of APIBack to article page