{"title":"秦艽四物益风饮通过miR-103-3p介导GSK3β/β-catenin信号通路减轻脑缺血再灌注损伤的机制研究","authors":"冯海松, 盛冲霄, 陈俊, 唐夏林, 濮捷","doi":"10.63887/mhr.2025.1.5.18","DOIUrl":"https://doi.org/10.63887/mhr.2025.1.5.18","url":null,"abstract":"目的 探讨秦艽四物益风饮通过微小RNA-103-3p(miR-103-3p)对脑缺血再灌注损伤(CIRI)大鼠的影响及其机制。方法 采用线栓法制备大脑中动脉栓塞(MCAO)模型大鼠,给予秦艽四物益风饮灌胃或miR-103-3p过表达处理。通过神经功能评分观察大鼠神经功能缺损情况;实时定量反转录聚合酶链式反应检测miR-103-3p的表达水平;苏木精-伊红染色检测大鼠缺血侧脑组织病理损伤;原位末端标记染色检测细胞凋亡情况;免疫荧光检测胶质纤维酸性蛋白(GFAP)、神经元特异核蛋白(NeuN)蛋白表达;免疫组织化学检测p53凋亡蛋白(p53)的表达;2',7'-二氯荧光素二乙酸酯检测活性氧(ROS)的表达水平;酶联免疫吸附试验检测氧化应激因子和炎症因子的水平;蛋白免疫印迹检测糖原合酶激酶3β(GSK3β)/β-连环蛋白(β-catenin)信号通路相关蛋白表达水平。结果 高剂量秦艽四物益风饮处理降低CIRI大鼠神经功能评分、脑含水量、miR-103-3p水平,改善大鼠海马组织病理损伤,抑制缺血侧脑组织细胞凋亡,降低GFAP、NeuN及p53表达,减轻氧化应激和炎症反应,激活GSK3β/β-catenin信号通路。miR-103-3p过表达时,则逆转秦艽四物益风饮对CIRI大鼠的保护作用。结论 秦艽四物益风饮通过抑制miR-103-3p表达,减轻氧化应激水平和炎症反应,改善CIRI大鼠海马组织病理损伤,抑制脑组织细胞凋亡,这一作用可能与促进GSK3β/β-catenin信号通路激活有关。","PeriodicalId":66900,"journal":{"name":"中国水电医学","volume":"1 5","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-11-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sci-open.net/index.php/MHR/article/download/5531/7082","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147881742","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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