Glutathione alterations in depression: a meta analysis and systematic review of proton magnetic resonance spectroscopy studies Psychopharmacology Springer Nature Link Glutathione IV Therapy: What You Need to Know COEM Prefrontal Glutathione Levels in Major Depressive Disorder Are Linked to a Lack of Positive Affect Frontiers Ferroptosis in neurodegenerative diseases: potential mechanisms of exercise intervention