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The Hallmarks of Ferroptosis
Scott J Dixon1, Brent R Stockwell2
1Department of Biology, Stanford University, Stanford, California 94305, USA.
Annual Review of Cancer Biology
|January 30, 2026
Summary
Ferroptosis, an iron-dependent cell death, is a promising cancer treatment target. Its hallmarks include GPX4 inactivation and lipid peroxidation, influenced by various cellular pathways and tumor suppressors like p53.
Area of Science:
- Biochemistry
- Cell Biology
- Oncology
Background:
- Ferroptosis is a non-apoptotic, iron-dependent cell death mechanism.
- It can be induced in cancer cells via natural and synthetic compounds.
- Understanding ferroptosis is crucial for developing novel cancer therapies.
Purpose of the Study:
- To define the essential hallmarks of ferroptosis.
- To explore the diverse cellular processes modulating ferroptosis susceptibility.
- To highlight ferroptosis's role in cancer biology and its potential as a therapeutic target.
Main Methods:
- The study reviews key molecular mechanisms and pathways regulating ferroptosis.
- It examines the role of GPX4, iron, and lipid peroxidation in ferroptosis induction.
- It discusses the involvement of signaling pathways (e.g., RAS/MAPK) and metabolic processes.
Main Results:
- Ferroptosis is characterized by GPX4 inactivation, iron availability, and PUFA-phospholipid oxidation.
- Cellular processes like metabolism, ferritinophagy, and EMT influence ferroptosis sensitivity.
- p53 and KEAP1/NRF2 pathways are linked to ferroptosis, connecting it to tumor suppression.
Conclusions:
- Ferroptosis is a critical cell death pathway in cancer.
- Its regulation involves complex interactions between metabolism, signaling, and cell death machinery.
- Ferroptosis represents an attractive target for precision cancer medicine.
