Glutathione depletion induces ferroptosis, autophagy, and premature cell senescence in retinal pigment epithelial cells Cell Death & Disease Imaging glutathione depletion in the rat brain using ascorbate derived hyperpolarized MR and PET probes Deficiency in glutathione peroxidase 4 (GPX4) results in abnormal lens development and newborn cataract PNAS Rapid Quantification of Oxidized and Reduced Forms of Glutathione Using Ortho phthalaldehyde in Cultured Mammalian Cells In Vitro Glutathione Depletion Is Necessary for Apoptosis in Lymphoid Cells Independent of Reactive Oxygen Species Formation* Journal of Biological Chemistry