反应性氧物种是乙醇消费引起的血管功能障碍和高血压的中心调解者
Júlio C Padovan1, Thales M H Dourado2,3, Gustavo F Pimenta2,3
1Laboratory of Blood and Vascular Biology, The Rockefeller University, New York, NY 10065, USA.
Antioxidants (Basel, Switzerland)
|October 28, 2023
概括
高乙醇消费会提高血压,并通过增加血管中的氧化应激 (ROS) 来引起心血管疾病. 这篇评论详细介绍了ROS如何损害血管系统并导致高血压.
科学领域:
- 心血管科学 心血管科学
- 毒理学 毒理学 毒理学
- 生理学 生理学 生理学
背景情况:
- 高醇摄入量是心血管疾病的重要危险因素,特别是动脉高血压.
- 氧化应激,以增加活性氧物种 (ROS) 为特征,是乙醇诱导血管功能障碍的一个关键机制.
- 乙醇消费通过多种途径影响血管健康,包括离子积累,氧化生物可用性降低和内皮功能障碍.
研究的目的:
- 审查乙醇消费导致血管功能障碍的机制.
- 阐明反应性氧物种 (ROS) 在乙醇诱导的心血管病理中的关键作用.
- 在乙醇消费的背景下,研究神经内分泌因素和血管氧化应激之间的相互作用.
主要方法:
- 文献综述侧重于乙醇对心血管系统的病理生理影响.
- 对研究氧化应激和特定酶如NADPH氧化酶的作用的分析.
- 检查氨酸- ангиотензин- алдостерон系统 (RAAS) 作为乙醇诱导的血管损伤的上游调节器.
主要成果:
- 乙醇消费增加了血管氧化应激,导致高血压和内皮功能障碍.
- 尼古丁胺胺二核酸 (NADPH) 氧化酶是暴露于乙醇的血管系统中ROS的主要来源.
- 氨酸- ангиотензин- алдостерон系统 (RAAS) 的激活加剧了乙醇诱导的氧化应激和血管损伤.
结论:
- 乙醇诱导的血管功能障碍是由氧化应激介导的,涉及ROS生成和RAAS激活.
- 了解这些机制对于公共卫生至关重要,因为乙醇对血压和心血管健康的广泛影响.
- 需要进一步研究神经内分泌对与乙醇相关的血管氧化应激的影响.
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