3Kamata K, Nakajima M, Sugiura M, et al. Etfectsof superoxide dismutase on the acetylcholine-induced relaxtion response in cholestrol-fed andsteptozocin-induced diabetic mice [J] .J Smooth Muscle Res,1999, 35: 33-46.
4Miwa K, Nakamura J, Hamada Y, et al. The role of polyol pathway in glucose-induced qpoptosis of cultured retinal pericytes [J] . Diabetes ResClinPra, 2003, 60: 1-9.
5Kim J, Kim K S, Shinn J W, et al. The effect of antioxidants on glycated albumin-induced cytotoxicity in bovine retinal pericytes [J] . Biol Biop Res Com, 2002, 292: 1010-1016.
6Bassirat M, Khalil Z. Endothelin and free radicals modulate microvascular responses in steptozocin-induced diabetic rats [J] . Microvasc Res,2000, 59: 88-98.