Effect of melatonin and zinc oxide nanoparticles against oxidative stress and male reproductive toxicity induced by cyclophosphamide Reproductive and Developmental Medicine Melatonin and nitric oxide modulate glutathione content and glutathione reductase activity in sunflower seedling cotyledons accompanying salt stress ScienceDirect Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification Ferroptotic stress guided glutathione dynamics profiling identifies melatonin priming as a potential mesenchymal stem cell strategy for asthma therapy ScienceDirect