TY - BOOK AU - Radwa Marwan Abdelhalim AU - Amal Abdelwahab Mohamed , AU - Enas Hamdy Mahmoud , AU - Fatma Ahmed Elmougy , TI - Association of glutathione S - transferase M1 polymorphism with retinopathy in patient with type II diabetes mellitus / PY - 2012/// CY - Cairo : PB - Radwa Marwan Abdelhalim , KW - Diabetes mellitus KW - Diabetic retinopathy KW - glutathione S-transferase M1 N1 - Thesis (M.Sc.) - Cairo University - Faculty of Medicine - Department of Clinical and Chemical Pathology; Issued also as CD N2 - Oxidative stress is suggestive to contribute to pathological process in many diseases e.g. cancers , atherosclerosis and diabetes . Diabetes mellitus is a disorder characterized by hyperglycemia due to an absolute or relative deficiency of insulin and or insulin resistance . Long-term exposure to oxidative stress is strongly implicated in the pathogenesis of diabetic retinopathy ER -