The present study aimed to assess some biochemical changes of oxidative stress in alloxaninduced diabetic rats with administration of lipoic acid.The experiment was carried out on 96 male rats.The group I (32 rats) was left as control (normal non-diabetic).Sixty-four rats were injected subcutaneously with alloxan (120 mg / kg.b.wt.) for induction of diabetes.Then it was divided into two equal grou...