Glutathione deficiency: what to do Val Sambro laboratory Glutathione Participation in the Prevention of Cardiovascular Diseases Deficiency in glutathione peroxidase 4 (GPX4) results in abnormal lens development and newborn cataract PNAS GlyNAC (Glycine and N Acetylcysteine) Supplementation in Old Mice Improves Brain Glutathione Deficiency, Oxidative Stress, Glucose Uptake, Mitochondrial Dysfunction, Genomic Damage, Inflammation and Neurotrophic Factors to Reverse Age Associated