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高血压患者的肠道微生物群变化:系统性审查和元分析
Meiling Cai1,2,3, Lingyu Lin1,2, Fei Jiang1,2,3
1Department of Nursing, Fujian Medical University Union Hospital, Fuzhou, China.
Journal of clinical hypertension (Greenwich, Conn.)
|October 19, 2023
概括
高血压与肠道微生物群不平衡有关. 一项元分析发现,高血压患者的肠道微生物多样性 (香农指数) 减少,Firmicutes/Bacteroidetes比率增加,这表明肠道健康在血压调节中的作用.
科学领域:
- 微生物学 微生物学
- 心血管健康 心血管健康
- 公共卫生 公共卫生
背景情况:
- 高血压代表着一个重要的全球健康挑战.
- 肠道微生物群失生症越来越多地与高血压的发展有关.
- 了解这种关系对于开发新的治疗策略至关重要.
研究的目的:
- 系统地审查和分析有关肠道微生物群和高血压之间的关系的现有研究.
- 为了确定与高血压相关的特定微生物变化.
主要方法:
- 在六个数据库中进行系统的电子搜索.
- 在元分析中包括了19项研究.
- 对微生物多样性指数 (Shannon,Simpson,ACE,Chao1) 和属/属级丰度的分析.
主要成果:
- 在高血压患者中,香农多样性显著下降 (SMD = -0.13,p = .007).
- F/B比率显著增加 (SMD = 0.84,p = .03).这些比率都在增加.
- 便细菌减少,而链球菌和肠球菌在属级别上显著增加.
结论:
- 有证据表明,高血压患者的肠道微生物群组成存在显著的不平衡.
- 特定的微生物变化,包括减少多样性和改变类/属丰度,与高血压有关.
- 需要进一步的大规模,高质量的研究来验证这些发现,并探索因果关系.
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