Frontiers Glutathione: A Samsonian life sustaining small molecule that protects against oxidative stress, ageing and damaging inflammation 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 Variability of glutathione during the menstrual cycledue to estrogen effects on hepatocytes? ScienceDirect GSH cycle. GR is glutathione reductase; GST glutathione S transferase, Download Scientific Diagram Neuroprotection beyond neurons: integrated biomarker based and astroglia or microglia targeted approaches to combat neurodegenerative diseases