Several lines of antioxidant defense against oxidative stress: antioxidant enzymes, nanomaterials with multiple enzyme mimicking activities, and low molecular weight antioxidants Archives of Toxicology Springer Nature Link First line defence antioxidants superoxide dismutase (SOD), catalase (CAT) and glutathione peroxidase (GPX): Their fundamental role in the entire antioxidant defence grid ScienceDirect Antioxidants: Nutrition, Benefits, Side Effects, More L Glutathione Glutathione Supplement Glutathione Reduced