氧化应激、血管内皮功能障碍与高血压

被引:67
作者
毛文星
李冰
王志梅
高晓飞
陈绍良
机构
[1] 南京医科大学附属南京医院心内科
关键词
血管内皮; 内皮功能障碍; 氧化应激; 活性氧; 高血压;
D O I
10.13241/j.cnki.pmb.2014.19.044
中图分类号
R544.1 [高血压];
学科分类号
1002 ; 100201 ;
摘要
高血压是心血管疾病的主要危险因素之一,降低血压对于减少心血管事件的发生有的重要的意义。高血压的病理生理机制复杂,其共同特点是活性氧的利用度增加,即氧化应激。在心血管系统中,活性氧在控制血管内皮功能、血管张力和心功能方面有着重要作用,并在炎症、肥大、增殖、凋亡、迁移、血管生成等病理生理过程中也发挥一定的作用,均参与了高血压所致的内皮功能障碍。虽然,动物实验研究的结果表明氧化应激是高血压的发病机制,但目前尚无明确的证据支持氧化应激在人群中导致高血压的发生。内皮功能障碍是血管内皮受到刺激后血管舒张反应下降,众多的研究证据表明其是介导高血压血管负面影响的重要机制之一,且有研究表明高血压相关的内皮功能障碍是由氧化应激所致。本文主要就高血压中的氧化应激、血管内皮功能障碍的实验研究、机制以及在高血压发生发展中两者的关系进行了综述。
引用
收藏
页码:3770 / 3774
页数:5
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