Inducing tumoral ferroptosis is a potential strategy for augmenting cancer immunotherapy. A recent study reveals that PSAT1-mediated GPX4 hydroxylation in response to IFNγ stimulation impedes tumoral ferroptosis, whereas disrupting the PSAT1–GPX4 interaction can improve the efficacy of cancer immunotherapy.
- Jing Li
- Yuhan Zhou
- Weimin Wang