Association of Serum Antioxidant Enzymes and Nervous Tissue Markers in Hypertensive Patients The role of glutathione reductase and related enzymes on cellular redox homoeostasis network ScienceDirect Regulatory Mechanism of Glutathione Reductase Activity in Human Red Cells ScienceDirect Protein intake affects erythrocyte glutathione synthesis in young healthy adults in a repeated measures trial The American Journal of Clinical Nutrition Frontiers Impaired Antioxidant Defence Status Is Associated With Metabolic Inflammatory Risk Factors in Preterm Children With Extrauterine Growth Restriction: The BIORICA Cohort Study Assay for quantitative determination of glutathione and glutathione disulfide levels using enzymatic recycling method Nature Protocols