Hepatocyte glutathione S transferase mu 2 prevents non alcoholic steatohepatitis by suppressing ASK1 signaling Journal of Hepatology JCI Chronic stressinduced ANPEP drives liver cancer progression by increasing glutathione synthesis and inhibiting ferroptosis Frontiers Glutathione: Pharmacological aspects and implications for clinical use in non alcoholic fatty liver disease Glutathione: The Master Antioxidant Core Med Science Glutathione Synthesis in Cancer Cells Biochemistry (Moscow) Springer Nature Link