Several decades of research support the involvement of transient receptor potential (TRP) channels in nociception. Despite the disappointments of early TRPV1 antagonist programs, the TRP family remains a promising therapeutic target in pain disorders. High-dose capsaicin patches are already in clinical use to relieve neuropathic pain. At present, localized injections of the side-directed TRPV1 agonist capsaicin and resiniferatoxin are undergoing clinical trials in patients with osteoarthritis and bone cancer pain. TRPA1, TRPM3, and TRPC5 channels are also of significant interest. This review discusses the role of TRP channels in human pain conditions.
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http://dx.doi.org/10.1016/j.coph.2024.102447 | DOI Listing |
Physiol Rev
January 2025
Department of Physiology and Membrane Biology, University of California, Davis, School of Medicine, Davis CA, 95616, USA.
Biology uses many signaling mechanisms. Among them, calcium and membrane potential are two prominent mediators for cellular signaling. TRPM4 and TRPM5, two calcium-activated monovalent cation-conducting ion channels, offer a direct linkage between these two signals.
View Article and Find Full Text PDFComp Biochem Physiol Part D Genomics Proteomics
January 2025
Herpetological Research Center, College of Life Sciences, Nanjing Normal University, Nanjing 210023, Jiangsu, China. Electronic address:
Temperature is closely linked to the life history of organisms, and thus thermoception is an important sensory mechanism. Transient receptor potential (TRP) ion channels are the key mediators of thermal sensation. In this study, we analyzed the sequence characteristics of TRPs in gecko Hemiphyllodactylus yunnanensis and compared the phylogenetic relationships of TRP family members among different Squamata species.
View Article and Find Full Text PDFActa Pharm Sin B
December 2024
Dongzhimen Hospital, Beijing University of Chinese Medicine, Beijing 100700, China.
The comparison between traditional Chinese medicine Jinzhen oral liquid (JZOL) and Western medicine in treating children with acute bronchitis (AB) showed encouraging outcomes. This trial evaluated the efficacy and safety of the JZOL for improving cough and expectoration in children with AB. 480 children were randomly assigned to take JZOL or ambroxol hydrochloride and clenbuterol hydrochloride oral solution for 7 days.
View Article and Find Full Text PDFReprod Sci
January 2025
Department of Physiology, College of Graduate Studies, Midwestern University, Downers Grove, IL, 60515, USA.
The experience of pregnancy affects uterine function well beyond delivery. We previously demonstrated that the response to oxytocin is more robust in the uteri of proven breeder rats. This study investigates the contribution of T-type calcium channels (TTCCs) and L-type calcium channels (LTCCs) to the distinct response of virgin (V) and proven breeder (PB) rat uteri to oxytocin.
View Article and Find Full Text PDFJ Struct Biol X
June 2025
Department of Chemistry and Biochemistry, Texas Tech University, Lubbock, TX 79409, USA.
We investigated several small viral proteins that reside and function in cellular membranes. These proteins belong to the viroporin family because they assemble into ion-conducting oligomers. However, despite forming similar oligomeric structures with analogous functions, these proteins have diverse amino acid sequences.
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