CERI: Sidebar: The Recycling of Glutathione Simplify your Glutathione Measurements Arbor Assays Glutathione Peroxidase 1 in Health and Disease: From Molecular Mechanisms to Therapeutic Opportunities Edith Lubos, Joseph Loscalzo, Diane E. Handy, 2011 A potent and selective anti glutathione peroxidase 4 nanobody as a ferroptosis inducer Chemical Science (RSC Publishing) TJ. Glutathione peroxidase is an important enzyme in cellular antioxidant defense systems, detoxifying peroxides and hydroperoxides. As a component of the glutathione cycle, it protects the liver from reactive oxygen metabolites. Selenocysteine