Objective To observe the effect of resveratrol on pulmonary fibrosis in rats and its effect on the expression of E-cadherin and-SMA protein,so as to provide a new way for clinical treatment of pulmonary fibrosis.Methods The male SD rats were divided into 4 groups,and they were injected intraperitoneally for 6,12,18,and24 days to observe the state of the rats. Their lung coefficient were calculated. The mRNA and protein levels were detected by real-time PCR and immunohistochemistry. Results There was no deat...