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肠道微生物群和肌肉衰竭之间的因果关系:孟德尔的随机化分析

Xinyu Jin¹, Ran Jin¹, Wenjuan Xia²

¹Department of Pediatrics, The Second Affiliated Hospital, Nanjing Medical University, Nanjing, PR China.

|November 15, 2025

概括

这项研究发现特定的肠道细菌,Desulfovibrionaceae和Lachnospiraceae,可能会增加肌肉发育不良 (MD) 的风险. 相反,Clostridiales可能会提供保护,建议对MD进行肠道健康干预.

科学领域:

遗传学是一个遗传学.
微生物学微生物学
神经学神经学

背景情况:

肌肉发育不良 (MD) 是一组遗传性肌肉疾病.
肠道微生物组在全身性疾病中的作用正在调查中.
肠道微生物群和MD之间的因果关系尚未得到充分证实.

研究的目的:

调查肠道微生物群组成和MD之间的潜在因果关系.
确定与MD风险增加或降低相关的特定肠道细菌.

主要方法:

使用了2个样本的门德尔随机化 (MR) 分析.
来自欧洲队列的使用肠道微生物群数据 (n=7738) 和来自芬兰生物库的MD数据 (n=453,733).
进行了反向方差加权 (IVW) 分析与灵敏度测试 (离开一个,Cochran的Q,MR-Egger).

主要成果:

德苏尔福维布里奥纳科和拉克诺斯皮拉科与MD风险增加有显著的关联 (OR > 1).
克洛斯特里迪亚尔证明了与MD风险 (OR < 1) 的保护性关联.
灵敏度分析证实没有显著的偏差或横向的质变异.

结论:

这项研究提供了第一个证据,表明特定的肠道细菌 (Desulfovibrionaceae,Lachnospiraceae) 与更高的MD风险之间存在因果关系.
克洛斯特里迪亚可能在MD中起着保护作用.
准肠道微生物群可能是管理MD的新治疗途径.

关键词:

门德尔的随机化分析分析.有关因果推理的推理.我们的肠道微生物群.肌肉发育不良肌肉发育不良肌肉发育不良

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