COVID-19和估计的球过率之间的因果关系:一个双向的门德尔随机化研究
Qiuling Li1, Mengjiao Lin2, Yinghui Deng3
1Department of Nephrology, Blood Purification Center, Zhongshan City People's Hospital, Zhongshan, 528403, China.
BMC nephrology
|January 15, 2024
概括
通过估计的淋巴细胞过率 (eGFR) 测量的遗传性功能下降,增加了严重COVID-19的风险. 然而,在这项遗传研究中,COVID-19感染似乎没有影响功能.
科学领域:
- 遗传学 是一个遗传学.
- 腎臟病學 (nephrology) 是一種醫學專業.
- 传染性疾病 传染性疾病
背景情况:
- 之前的孟德尔研究表明,估计的淋巴细胞过率 (eGFR) 和严重的COVID-19之间存在联系.
- 有限的单核酸多态性 (SNPs) 和缺乏囊素C数据阻碍了先前的研究.
- 基于eGFR与COVID-19相关的遗传机制需要进一步研究.
研究的目的:
- 在欧洲人口中调查功能 (eGFR) 与COVID-19严重程度之间的关联的遗传基础.
- 使用门德尔随机化 (MR) 来评估eGFR和COVID-19结果之间的因果关系.
- 为了结合基于肌素和囊素C的eGFR估计.
主要方法:
- 双向门德尔随机化 (MR) 分析.
- 利用来自CKDGen和英国生物库 (N=1,004,040) 的eGFR.大规模全基因组关联研究 (GWAS) 数据.
- 从COVID19-hg GWAS的元分析中分析了COVID-19的表型 (122,616例,2,475,240例对照).
- 采用反变量加权 (IVW) 方法进行初级估计.
主要成果:
- 基因仪器降低的eGFR (基于肌素) 显著增加了严重COVID-19 (OR:2.73),住院 (OR:2.36) 和感染 (OR:1.24) 的风险.
- 当使用基于cystatin C的eGFR时,这些关联仍然存在.
- 没有发现COVID-19对eGFR (基于肌素或囊素C) 的显著因果作用.
结论:
- 遗传倾向导致功能下降是发展严重COVID-19的潜在危险因素.
- 该研究没有发现证据表明COVID-19对功能有显著的因果关系.
- 需要进一步的研究,以充分阐明脏健康和COVID-19之间的复杂相互作用.
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