Glutathione peroxidase 4: a new player in neurodegeneration? Molecular Psychiatry Major regulators of ferroptosis. (A) Glutathione peroxidase 4 (GPX4) is Download Scientific Diagram 5 6) By contrast, latency I Burkitt B cells were particularly vulnerable to ferroptosis induction by blockade of either cystine import, glutathione synthesis or glutathione peroxidase 4 (GPX4). Eric also found roles for GPX4 Inhibitor A16 98% (HPLC), powder, glutathione peroxidase 4 inhibitor Sigma Aldrich