GSH Metabolism, Biosynthesis & Health Implications (PubMed, 2004) Cysteine Availability as the Rate-Limiting Factor in GSH Synthesis A widely cited review of glutathione metabolism published on PubMed documented the two-step cytosolic biosynthesis pathway in detail, confirming that GSH synthesis is regulated primarily by gamma-glutamylcysteine synthetase activity, cysteine availability, and GSH feedback inhibition
10.7150/ijbs.41852 Summary Keywords glutathione S-transferase mu-3, pancreatic cancer, proliferation, ROS, glycolysis Citation Wang S, Yang J, Ding C, Li J, You L, Dai M and Zhao Y (2020) Glutathione S-Transferase Mu-3 Predicts a Better Prognosis and Inhibits Malignant Behavior and Glycolysis in Pancreatic Cancer
Proper peptide handling and storage may help reduce degradation pathways such as hydrolysis, oxidation, or structural destabilization during experimental use
Glutathione is also the most critical and integral part of the detoxification system