Amino Acid Derivatives: Neurotransmitters, Nitric Oxide, and More The Medical Biochemistry Page l Arginine induces antioxidant response to prevent oxidative stress via stimulation of glutathione synthesis and activation of Nrf2 pathway ScienceDirect Phosphorus supplementation modulates nitric oxide biosynthesis and stabilizes the defence system to improve arsenic stress tolerance in mustard Khan 2021 Plant Biology Wiley Online Library Glutathione is such a critical soldier in our line of defense that our bodies make it themselves. We even have mechanisms that recycle and reuse it. But what happens when our toxic