长时间的肠道乙醇吸收和氧化应激:在与酒精有关的疾病中重新审视肠肝轴
Beom Sun Chung1, Keungmo Yang2, Chihyun Park3
1Department of Anatomy, Yonsei University Wonju College of Medicine, Wonju 26426, Republic of Korea.
International journal of molecular sciences
|June 26, 2025
概括
慢性酒精摄入会导致肠道的氧化应激,而不仅仅是肝脏. 针对长时间的肠道乙醇吸收可能为与酒精有关的疾病提供新的治疗方法.
科学领域:
- 胃肠病学和肝病学
- 毒理学 毒理学 毒理学
- 微生物学 微生物学
背景情况:
- 慢性饮酒与肝脏损伤有关,但胃肠道的作用被低估了.
- 肠道乙醇吸收有助于系统性氧化应激和炎症.
研究的目的:
- 重构乙醇的药理动力学,强调持续的肠道吸收.
- 突出肠道作为酒精诱导损伤和炎症的关键部位.
- 审查针对肠道病理的新兴疗法.
主要方法:
- 文献综述综合了关于乙醇的药理动力学,肠道屏障功能,氧化应激和微生物组的发现.
- 分析将肠道损伤与全身损伤联系在一起的机制.
- 对酒精相关疾病的治疗策略的探索.
主要成果:
- 长时间的内膜和内膜乙醇摄入维持了血中酒精水平的升高和氧化还原失衡.
- 乙醇破坏肠道屏障,通过CYP2E1增加活性氧物种 (ROS),导致微生物失调,并损害线粒体.
- 肠道衍生因素 (内毒素,屏障功能障碍,微生物组-线粒体相互作用) 导致肝脏和肝外损伤.
结论:
- 肠道是酒精相关疾病的积极参与者和驱动者.
- 针对肠道乙醇吸收和相关病理,提供了新的治疗途径.
- 补充NAD +,益生菌和便微生物群移植显示出通过解决上游肠道问题的方法来治疗酒精相关疾病的前景.
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