人类血液代谢物与外围动脉疾病风险之间的因果关系:孟德尔的随机化研究
1Department of Cardiothoracic Surgery, Beijing Shunyi Hospital, Beijing, China.
Frontiers in cardiovascular medicine
|September 25, 2024
概括
这项研究发现,血液代谢物1-(1-enyl-stearoyl)-2-arachidonoyl-GPE与周围动脉疾病 (PAD) 风险增加有关. PAD也可能会增加这种代谢物的水平,这表明双向关系.
科学领域:
- 代谢学 代谢学 代谢学
- 遗传学 是一个遗传学.
- 心血管研究研究心血管研究
背景情况:
- 周围动脉疾病 (PAD) 是一种常见的血管疾病,通常是由动脉样硬化引起的.
- 它损害了下肢的血液流动,导致严重的并发症,如疼痛,亡和截肢.
- 在PAD和人类血液代谢物之间的联系仍然不完全理解.
研究的目的:
- 调查1400个血清代谢物与周围动脉疾病 (PAD) 之间的因果关系.
- 探索代谢物和PAD之间的潜在双向关联.
主要方法:
- 进行了两样本的门德尔随机化 (MR) 分析.
- 主要分析使用了反向变量加权 (IVW) 方法,并补充了MR-Egger回归,加权中位数,简单模式和加权模式.
- 进行了敏感性分析和双向MR,以确保稳定性并探索反向因果关系.
主要成果:
- 在两个代谢物和PAD之间发现了显著的关联.
- 1-(1-基-基) -2-基基-GPE (p-18:0/20:4) 显示与增加PAD风险 (IVW OR = 1.13) 有积极的关联.
- 在反向分析中,X-17653水平与PAD风险降低有关 (IVW OR = 0.88),而PAD与反向分析中的1-(1-enyl-stearoyl)-2-arachidonoyl-GPE水平增加有关 (IVW OR = 1.16).
结论:
- 1-(1-基-基) -2-基基-GPE和X-17653与PAD风险有显著的相关性.
- 在PAD和1-enyl-stearoyl) -2-arachidonoyl-GPE之间存在双向关系,这表明存在反机制.
- 这些发现突出了PAD诊断的潜在生物标志物和新的治疗点,需要进一步调查.
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