catalase superoxide dismutase 76 nonhuman 68 controlled study 66 enzyme activity 60 Animals 56 oxidative stress 56 article 48 glutathione 48 Catalase 46 Superoxide Dismutase 42 animal tissue 42 metabolism 42 Oxidative Stress 40 lipid peroxidation 40 Article 34 animal experiment 34 glutathione transferase 34 priority journal 34 Antioxidants 32 Oxidative stress 30 antioxidant 30 Lipid Peroxidation 26 animal 26 antioxidant activity 26 reactive oxygen metabolite 26 Glutathione 22 Animalia 20 Glutathione Transferase 20 animal model 20