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Updated: Jan 27, 2026

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在大鼠中,β-固醇通过ADAM-17/ACE2/Ang 1-7/MasR轴调节减轻了胺素诱导的毒性
Mohamed Gamal El-Din Ewees1, Lobna A Abdelzaher2, Ehab A M El-Shoura3
1Department of Pharmacology and Toxicology, College of Pharmacy, Almaaqal University, 61014 Basrah, Iraq.
International immunopharmacology
|January 25, 2026
概括
贝塔-固醇 (BSST) 通过恢复关键信号通路和减少氧化应激,有效地保护对抗 gentamicin 诱导的损伤. 这种植物醇在氨基糖化物治疗期间显示出作为支持性治疗的前景.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 药理学 药理学是指药理学的学科.
- 生物化学 生物化学
背景情况:
- 热胺素 (Genta) 抗生素治疗会引起毒性,与氧化应激,炎症,亡以及ADAM-17/ACE2/Ang (1-7) /MasR轴有关.
- 贝塔-固醇 (BSST) 具有抗氧化和抗炎性质,但其对损伤和相关途径的保护作用尚未被探索.
研究的目的:
- 调查BSST在抗 gentamicin 诱导的损伤方面的脏保护潜力.
- 阐明BSST,ADAM-17/ACE2/Ang (1-7) /MasR轴,自和亡之间的机械联系.
主要方法:
- 雄性Wistar大鼠接受了Genta和不同剂量的BSST治疗.
- 评估功能标志物,氧化应激,特定蛋白质和基因表达 (ADAM-17, ACE2,Ang (1-7),MasR,FOXO-1,LC3-II,P62,p38,NF-κB,ATG5),并进行了他的病理学.
主要成果:
- 甘诱导了严重的损伤,增加了氧化应激,并改变了关键信号分子.
- 与BSST联合治疗剂量依赖地减轻了这些Genta诱导的变化,减少了细胞亡和组织损伤.
- 40 mg/kg BSST 剂量表现出最显著的保护作用.
结论:
- BSST显示显著的脏保护作用,防止 gentamicin 诱导的脏损伤.
- 这些效应与恢复ADAM-17/ACE2/Ang (1-7) /MasR平衡,减少氧化应激和炎症,调节自和亡有关.
- BSST是一种潜在的辅助疗法,用于预防aminoglycoside诱导的毒性.
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