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有希望的肠道微生物群与COPD的临床特征相关,通过综合生物信息学分析

Tianwen Lai¹, Chaole Luo¹, Yalian Yuan²

¹Department of Respiratory and Critical Care Medicine, the First Dongguan Affiliated Hospital, Guangdong Medical University, Dongguan, 523121, People's Republic of China.

International journal of chronic obstructive pulmonary disease

|April 10, 2024

概括

肠道细菌的组成在慢性阻塞性肺病 (COPD) 患者和健康人之间有所不同. 拉克诺斯皮拉属显示出作为诊断COPD的生物标志物的潜力.

科学领域:

微生物组研究的研究.
肺部病理学肺部病理学
临床诊断临床诊断临床诊断

背景情况:

慢性阻塞性肺病 (COPD) 是一个重要的全球健康问题,与肠道微生物群的联系尚不清楚.
了解肠道微生物组在COPD病原发生中的作用,对于开发新的诊断和治疗策略至关重要.

研究的目的:

为了确定具有高临床诊断价值的COPD的特定肠道微生物群.
探索肠道微生物群组成和COPD患者的关键临床因素之间的关系.

主要方法:

16S rDNA测序用于分析COPD患者和健康对照者的便微生物群.
使用随机森林分类和斯皮尔曼相关性来识别差异性微生物群及其临床关联.
建立了一个微生物群疾病网络,以调查潜在的致病机制和治疗点.

主要成果:

虽然整体生物多样性相似,但在微生物社区结构中观察到的显著差异.
15个细菌系,包括*Bacteroides*,*Prevotella*,*Lachnospira*和*Parabacteroides*,表现出丰富性的差异.
*Lachnospira* 丰度与吸烟指数负相关,与肺功能正相关,使COPD 患者与健康个体区分开来,并表明其作为生物标志物的潜力.

结论:

不同的肠道微生物群概况与COPD及其临床特征有关.
拉赫诺斯皮拉 (Lachnospira) 成为一种潜在的生物标志物,用于临床鉴定COPD.

关键词:

16S rDNA 测序的使用拉克诺斯皮拉 (Lachnospira) 是一个慢性阻塞性肺病慢性阻塞性肺病肠 - 肺轴 - 肠 - 肺轴我们的肠道微生物群.

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