Measurement of Glutathione as a Tool for Oxidative Stress Studies by High Performance Liquid Chromatography Rapid Quantification of Oxidized and Reduced Forms of Glutathione Using Ortho phthalaldehyde in Cultured Mammalian Cells In Vitro Full article: Comparison of three methods for in vivo quantification of glutathione in tissues of hypertensive rats Rapid Quantification of Oxidized and Reduced Forms of Glutathione Using Ortho phthalaldehyde in Cultured Mammalian Cells In Vitro The optimised method of HPLC analysis of glutathione allows to determine the degree of oxidative stress in plant cell culture ScienceDirect