Objective To investigate the effects of Rosa laevigata on lens epithelial cell( LEC) apoptosis of diabetic cataract rats and its mechanism. Methods Sixty rats were random1y divided into normal control group,diabetic model group and treatment group,20 cases in each group. The rats in control group were routine bred,the diabetic cataract models were induced by streptozotocin( STZ,60 mg·kg- 1) in model group. Rosa laevigata treatment group established in diabetic cataract at the same time,according to 400 mg·k...