Changes of Oxidative Stress, Glutathione, and Its Dependent Antioxidant Enzyme Activities in Patients with Hepatocellular Carcinoma before and after Tumor Resection PLOS One Glutamyltransferase in Urologic Neoplasms Encyclopedia MDPI FASEB BioAdvances: Vol 8, No 5 Glutathione S transferase polymorphisms: cancer incidence and therapy Oncogene Mycotoxins Induced Oxidative Stress and Disease IntechOpen Impact of Oxidative Changes and Possible Effects of Genetics Polymorphisms of Glutathione S Transferase in Diabetics Patients with Complications IntechOpen