帕金森病中的肠道微生物组的转基因组学:突发性变化
Natalia Palacios1,2,3,4, Jeremy Wilkinson4, Kjetil Bjornevik3,4
1Department of Public Health, University of Massachusetts Lowell, Lowell, MA.
Annals of neurology
|June 14, 2023
概括
肠道微生物组的变化,包括严格无气体的枯竭,与早期帕金森病 (PD) 有关. 这些微生物组的转变可能作为新生物标志物,用于在最早的阶段检测PD.
科学领域:
- 神经科学是一个神经科学.
- 微生物学 微生物学
- 流行病学 流行病学
背景情况:
- 帕金森病 (PD) 研究对肠道微生物组的改变有相互矛盾的发现.
- 很少有研究研究了预发性PD中的肠道微生物组,或利用枪支元基因组学进行功能分析.
研究的目的:
- 为了检查肠道微生物组在帕金森病 (PD) 中的作用,使用中枪元基因组分析.
- 确定与近期发病的PD和prodromal PD相关的微生物分类学和功能特征.
主要方法:
- 在两个大型流行病学队列中进行了一项嵌套病例控制研究.
- 分析了420名参与者的便转基因组 (最近的PD,前期PD,便秘对照,健康对照).
主要成果:
- 严格无气体的枯竭,与减少炎症相关,在患有PD或前发性PD特征的参与者中观察到.
- 基于微生物组的分类器在区分PD病例与对照病例方面表现出中等的准确性 (AUC=0.76对于物种,0.74对于途径).
- 包括碳水化合物偏好在内的分类学和功能性转变在前进性PD中类似,但不那么明显.
结论:
- 肠道微生物组的改变与先发性和近期发病的帕金森病有关.
- 这些微生物组变化表明了早期发现PD的潜在新生物标志物.
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