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G protein-coupled receptors in prostate cancer: research progress and therapeutic targets
Wei Xiong1, Bingpeng Zhou2, Jian Shi3
1Department of Nephrology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.
Abstract:
Prostate cancer (PCa) is one of the most common cancers of male genitourinary system, with castration-resistant prostate cancer (CRPC) posing a major therapeutic challenge. G protein-coupled receptors (GPCRs), the largest family of cell surface receptors, are increasingly recognized as critical regulators of tumor progression, metastasis, and therapy resistance. This review summarizes the research progress of orphan receptors, chemokine receptors and hormone-sensitive receptors of GPCRs in PCa. We highlight how these receptors modulate key oncogenic processes such as androgen receptor (AR) signaling, cell proliferation, migration, and immune evasion. Emerging therapeutic strategies targeting GPCRs, including biased ligands and combination therapies, are discussed. This synthesis provides a mechanistic foundation for understanding GPCR functions in PCa and identifies promising directions for future research and drug development.
Insights
G protein-coupled receptors (GPCRs) are key in prostate cancer (PCa) progression and therapy resistance. Targeting these receptors offers new strategies for treating castration-resistant prostate cancer (CRPC).
Area of Science:
- Oncology
- Molecular Biology
- Pharmacology
Background:
- Prostate cancer (PCa) is a leading male malignancy, with castration-resistant prostate cancer (CRPC) presenting significant treatment challenges.
- G protein-coupled receptors (GPCRs) are emerging as critical players in cancer progression, metastasis, and resistance to therapy.
Purpose of the Study:
- To review the role of GPCRs, including orphan, chemokine, and hormone-sensitive receptors, in PCa.
- To elucidate how GPCRs influence oncogenic processes in PCa.
- To discuss novel therapeutic strategies targeting GPCRs for PCa treatment.
Main Methods:
- Literature review focusing on GPCRs in prostate cancer.
- Analysis of GPCR modulation of key oncogenic pathways (e.g., androgen receptor signaling).
- Synthesis of research on therapeutic interventions targeting GPCRs.
Main Results:
- GPCRs significantly regulate tumor progression, metastasis, and therapy resistance in PCa.
- Specific GPCRs influence androgen receptor signaling, cell proliferation, migration, and immune evasion.
- Targeting GPCRs, via biased ligands and combination therapies, shows therapeutic promise.
Conclusions:
- GPCRs are crucial regulators of PCa pathogenesis and CRPC development.
- Understanding GPCR mechanisms provides a foundation for developing novel PCa therapies.
- Targeting GPCRs represents a promising avenue for future drug development in prostate cancer.
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