Objective To investigate the relationship between polymorphism of transforming growth factor-beta 1(TGF-β1)T869C and chronic renal failure(CRF).Methods Seventy-nine patients with chronic glomerulonephritis(21 of patients with normal renal function and 58 with CRF)and 70 healthy controls were included in the present study.All of them were divided into three groups:control group、chronic glomerulonephritis with normal renal function group、and chronic glomerulonephritis with CRF group.The polymorphism of TGF-βl...