Critical Roles of the CysteineGlutathione Axis in the Production of Glutamyl Peptides in the Nervous System Phase II Glutathione Conjugation Metabolism of Herbicides or Xenobiotics in Plants passel Metabolic Activation of Mefenamic Acid Leading to Mefenamyl S Acyl Glutathione Adduct Formation In Vitro and In Vivo in Rat Drug Metabolism and Disposition Glucuronidation an overview ScienceDirect Topics