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A novel therapeutic avenue: pharmacological induction of tumor cell pyroptosis
Katherine J Young1, Zijun Y Xu-Monette2
1Department of Neuroscience, College of Arts and Sciences, University of North Carolina at Chapel Hill Chapel Hill, NC, USA.
Abstract:
Emerging preclinical evidence indicates that pharmacological induction of tumor pyroptosis promotes immune responses, representing a new therapeutic avenue for relapsed/refractory cancer patients. For example, a recent study in Communications Medicine has demonstrated that histone deacetylase inhibitors de-repress transcription of a tumor suppressor GSDME in B-cell lymphoma cells, and synergize with cisplatin and etoposide to promote GSDME cleavage by caspase-3 and subsequent pyroptosis of lymphoma cells. Furthermore, the anti-lymphoma efficacy of this combination therapy in vivo depends on CD8 T cells. This article provides a brief introduction of the pyroptosis pathway in cancer, comments on this promising 'One action, two benefits' therapeutic strategy for cancer treatment, and discusses the significance and unaddressed questions in recent therapeutic studies targeting pyroptosis-suppressing mechanisms in cancer.
Insights
Inducing tumor pyroptosis, a form of programmed cell death, can enhance anti-cancer immune responses. This strategy shows promise for treating relapsed/refractory cancers by activating tumor suppressor genes like GSDME.
Area of Science:
- Oncology
- Immunology
- Cell Biology
Background:
- Pyroptosis is a programmed cell death pathway with implications for cancer therapy.
- Pharmacological induction of pyroptosis is an emerging strategy to enhance anti-cancer immune responses.
- Relapsed/refractory cancers present a significant clinical challenge, necessitating novel therapeutic approaches.
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