increased glutathione peroxidase activity abnormal liver glutathione peroxidase activity increased liver glutathione peroxidase activity 2026-01-21T20:39:34Z increased liver GSHPx activity MP:0014893 increased hepatic GPX activity increased liver GSH-Px activity increase in the ability to catalyze the reaction: 2 glutathione + hydrogen peroxide = oxidized glutathione + 2 H2O in the liver increased liver enzyme/coenzyme activity