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Updated: Jun 11, 2025
Author Spotlight: Tracing the Ferroptotic Signatures and Cell Death Dynamics in Medulloblastoma for Advanced Therapeutics
Published on: March 15, 2024
Exploring the Use of Intracellular Chelation and Non-Iron Metals to Program Ferroptosis for Anticancer Application
Oscar Claudio-Ares1, Jeileen Luciano-Rodríguez1, Yolmarie L Del Valle-González2
1Department of Chemistry, University of Puerto Rico, Río Piedras Campus, San Juan, PR 00925, USA.
Abstract:
The discovery of regulated cell death (RCD) revolutionized chemotherapy. With caspase-dependent apoptosis initially being thought to be the only form of RCD, many drug development strategies aimed to synthesize compounds that turn on this kind of cell death. While yielding a variety of drugs, this approach is limited, given the acquired resistance of cancers to these drugs and the lack of specificity of the drugs for targeting cancer cells alone. The discovery of non-apoptotic forms of RCD is leading to new avenues for drug design. Evidence shows that ferroptosis, a relatively recently discovered iron-based cell death pathway, has therapeutic potential for anticancer application. Recent studies point to the interrelationship between iron and other essential metals, copper and zinc, and the disturbance of their respective homeostasis as critical to the onset of ferroptosis. Other studies reveal that several coordination complexes of non-iron metals have the capacity to induce ferroptosis. This collective knowledge will be assessed to determine how chelation approaches and coordination chemistry can be engineered to program ferroptosis in chemotherapy.
Insights
Discovering ferroptosis, a novel cell death pathway, offers new anticancer chemotherapy strategies. Engineering metal coordination complexes can program ferroptosis for targeted cancer treatment, overcoming drug resistance.
Area of Science:
- Biochemistry
- Oncology
- Medicinal Chemistry
Background:
- Regulated cell death (RCD) discovery transformed chemotherapy, initially focusing on apoptosis.
- Cancer resistance and lack of specificity limit traditional apoptosis-targeted drugs.
- Non-apoptotic RCD pathways, like ferroptosis, present new therapeutic avenues.
Purpose of the Study:
- To explore ferroptosis as a novel anticancer therapeutic strategy.
- To investigate the role of metal homeostasis in ferroptosis induction.
- To assess the potential of coordination chemistry in programming ferroptosis.
Main Methods:
- Reviewing recent studies on ferroptosis, metal ions (iron, copper, zinc), and their homeostasis.
- Analyzing the capacity of non-iron metal coordination complexes to induce ferroptosis.
- Evaluating chelation approaches for ferroptosis induction.
Main Results:
- Ferroptosis, an iron-dependent cell death, shows significant anticancer potential.
- Disturbances in iron, copper, and zinc homeostasis are linked to ferroptosis.
- Non-iron metal coordination complexes can effectively induce ferroptosis.
Conclusions:
- Ferroptosis offers a promising alternative to apoptosis-based cancer chemotherapy.
- Targeting metal homeostasis and utilizing coordination chemistry can engineer ferroptosis.
- Chelation and coordination complexes present novel strategies for developing ferroptosis-inducing anticancer drugs.
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