Targeting TRPM3 as a potential therapeutic approach for autosomal dominant polycystic kidney disease

Abstract Cystic diseases, especially autosomal dominant polycystic kidney disease (ADPKD; incidence approx. 1/1000), are a leading cause of renal failure, caused by appearance and growth of renal cysts that can lead to renal failure in middle age. Most ADPKD cases are caused by mutations in PKD1 or...

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Main Authors: Hüseyin Gül, Jamie A. Davies
Format: Article
Language:English
Published: Nature Portfolio 2025-02-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-025-89200-z
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author Hüseyin Gül
Jamie A. Davies
author_facet Hüseyin Gül
Jamie A. Davies
author_sort Hüseyin Gül
collection DOAJ
description Abstract Cystic diseases, especially autosomal dominant polycystic kidney disease (ADPKD; incidence approx. 1/1000), are a leading cause of renal failure, caused by appearance and growth of renal cysts that can lead to renal failure in middle age. Most ADPKD cases are caused by mutations in PKD1 or PKD2, encoding polycystin-1 (PC1) and polycystin-2 (PC2). PC1 is a mechanosensor that controls PC2, a Ca2+-permeable cation channel that, by regulating cytoplasmic Ca2+, prevents adenylyl cyclase producing cyst-promoting concentrations of cAMP. In other systems, there is evidence that PC2 interacts with TRPM3. We therefore examined the effect of pharmacological activators and inhibitors of TRPM3 on cyst formation in cultured mouse kidney rudiments exposed to a range of concentrations of forskolin, a cAMP-elevating drug commonly used experimentally to induce cysts in cultured kidneys. We found that TRPM3 inhibitors (isosakuranetin, primidone, diclofenac) increased cyst formation, while TRPM3 activators (CIM0216 and nifedipine) greatly reduced cyst formation and reduced the sensitivity of kidneys to forskolin. These preclinical, in-vitro data suggest that TRPM3 may be a promising target in ADPKD management.
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spelling doaj-art-9741bce3e05042908089645d8c3ce3a62025-02-09T12:34:42ZengNature PortfolioScientific Reports2045-23222025-02-0115111110.1038/s41598-025-89200-zTargeting TRPM3 as a potential therapeutic approach for autosomal dominant polycystic kidney diseaseHüseyin Gül0Jamie A. Davies1Deanery of Biomedical Sciences, University of EdinburghDeanery of Biomedical Sciences, University of EdinburghAbstract Cystic diseases, especially autosomal dominant polycystic kidney disease (ADPKD; incidence approx. 1/1000), are a leading cause of renal failure, caused by appearance and growth of renal cysts that can lead to renal failure in middle age. Most ADPKD cases are caused by mutations in PKD1 or PKD2, encoding polycystin-1 (PC1) and polycystin-2 (PC2). PC1 is a mechanosensor that controls PC2, a Ca2+-permeable cation channel that, by regulating cytoplasmic Ca2+, prevents adenylyl cyclase producing cyst-promoting concentrations of cAMP. In other systems, there is evidence that PC2 interacts with TRPM3. We therefore examined the effect of pharmacological activators and inhibitors of TRPM3 on cyst formation in cultured mouse kidney rudiments exposed to a range of concentrations of forskolin, a cAMP-elevating drug commonly used experimentally to induce cysts in cultured kidneys. We found that TRPM3 inhibitors (isosakuranetin, primidone, diclofenac) increased cyst formation, while TRPM3 activators (CIM0216 and nifedipine) greatly reduced cyst formation and reduced the sensitivity of kidneys to forskolin. These preclinical, in-vitro data suggest that TRPM3 may be a promising target in ADPKD management.https://doi.org/10.1038/s41598-025-89200-z
spellingShingle Hüseyin Gül
Jamie A. Davies
Targeting TRPM3 as a potential therapeutic approach for autosomal dominant polycystic kidney disease
Scientific Reports
title Targeting TRPM3 as a potential therapeutic approach for autosomal dominant polycystic kidney disease
title_full Targeting TRPM3 as a potential therapeutic approach for autosomal dominant polycystic kidney disease
title_fullStr Targeting TRPM3 as a potential therapeutic approach for autosomal dominant polycystic kidney disease
title_full_unstemmed Targeting TRPM3 as a potential therapeutic approach for autosomal dominant polycystic kidney disease
title_short Targeting TRPM3 as a potential therapeutic approach for autosomal dominant polycystic kidney disease
title_sort targeting trpm3 as a potential therapeutic approach for autosomal dominant polycystic kidney disease
url https://doi.org/10.1038/s41598-025-89200-z
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