Full article: Antioxidant Role in Critically Ill Patients with Vasodilatory Shock: Does Glutathione Peroxidase Correlate to Severity of Tissue Hypoxia and Organ Failure Figure 1 from Comparing glutathione peroxidase and glutathione reductase activity and their associations with cardiovascular measures in Africans and Caucasians : the SABPA study Semantic Scholar Superoxide dismutases: Dual roles in controlling ROS damage and regulating ROS signaling Journal of Cell Biology Rockefeller University Press SOD Creative Enzymes First line defence antioxidants superoxide dismutase (SOD), catalase (CAT) and glutathione peroxidase (GPX): Their fundamental role in the entire antioxidant defence grid ScienceDirect