第39卷第2期福建师范大学学报(自然科学版)Vol.39,No.2(2023年3月)JournalofFujianNormalUniversity(NaturalScienceEdition)Mar.2023DOI:10.12046/j.issn.1000-5277.2023.02.015文章编号:1000-5277(2023)02-0113-09P2X3受体在病理性疼痛中的研究进展吴海姣,王冬梅(福建师范大学生命科学学院,福建福州350117)摘要:病理性疼痛在临床很难完全治愈,严重影响病患的身心健康.由于病理性疼痛机制复杂,探索新的临床治疗策略是研究挑战.嘌呤能离子通道受体3(P2X3R)属于嘌呤能受体家族中的一员,在神经系统中主要分布于初级伤害性传入神经元.在伤害性刺激作用下,P2X3R通道开放,阳离子大量内流,通过激活下游相关信号通路参与感觉信息传递,导致神经系统敏化,促进病理性疼痛的发生发展.近些年以P2X3R为靶点缓解病理性疼痛受到广泛关注,就P2X3R在病理性疼痛中的作用进行综述.关键词:P2X3R;神经病理性疼痛;炎性痛;癌痛中图分类号:R741文献标志码:A收稿日期:2022-12-08基金项目:福建省自然科学基金资助项目(2022J01636);福建师范大学校级项目基金(KCJS202126)通信作者:王冬梅(1982—),女,副教授,研究方向为神经病理机制.dmwang@fjnu.edu.cnResearchProgressofP2X3ReceptorinPathologicalPainWUHaijiao,WANGDongmei(CollegeofLifeSciences,FujianNormalUniversity,Fuzhou350117,China)Abstract:Pathologicpainisdifficulttobecompletelycuredclinicallyandseriouslyaffectsthephysicalandmentalhealthofpatients.Duetothecomplexmechanismofpathologicpain,itisare-searchchallengetoexplorenewclinicaltreatmentstrategies.Purinergicionchannelreceptor3(P2X3R),amemberofthepurinergicreceptorfamily,ismainlydistributedinprimarynocicep-tiveafferentneuronsinthenervoussystem.Undertheactionofnociceptivestimulation,P2X3Rchannelopensandalargenumberofcationsflowin,whichparticipateinsensoryinformationtrans-missionbyactivatingdownstreamrelatedsignalingpathways,leadingtonervoussystemsensitiza-tion,andfurtherpromotingtheoccurrenceanddevelopmentofpathologicpain.TargetingP2X3Rforrelievingpathologicpainhasattractedextensiveattentioninrecentyears.Thisarticlebrieflyre-viewstheroleofP2X3receptorinpathologicpain.Keywords:P2X3R;neuropathicpain;inflammatorypain;cancerpain临...