炎症性肠病与性别之间的因果关系:孟德尔的随机化研究
Kaiwen Wang1, Yu Lou1, Shunjie Tian2
1Department of Oncology, Seventh People's Hospital of Shanghai University of Traditional Chinese Medicine, Shanghai, China.
Frontiers in endocrinology
|February 13, 2025
概括
性激素与女性的IBD没有因果关系. 然而,在男性中,性激素结合型全球蛋白 (SHBG) 和丸激素增加IBD风险,并受到IBD的影响.
科学领域:
- 内分泌学 在内分泌学.
- 胃肠病学 胃肠病学
- 遗传流行病学遗传流行病学
背景情况:
- 炎症性肠病 (IBD) 是一种具有复杂病因的慢性疾病.
- 性激素在IBD病原体中的作用仍然不完全理解.
- 以前的研究表明,性激素和IBD之间可能存在联系,但双向因果关系尚不清楚.
研究的目的:
- 研究关键性激素和IBD之间的双向因果关系.
- 在男性和女性之间区分性激素对IBD风险的影响.
主要方法:
- 使用全基因组协会研究 (GWAS) 数据进行了一项两样本的门德尔随机化 (MR) 研究.
- 数据包括欧洲人群的性激素结合型全球蛋白 (SHBG),总,生物可用,雌激素和IBD.
- 用各种MR方法 (IVW,加权中位数,加权模式,MR-Egger) 来评估因果关系.
主要成果:
- 在女性中,性激素和IBD之间没有发现显著的因果关系.
- 在男性中,在SHBG和IBD (OR=1.22) 和和IBD (OR=1.20) 之间观察到积极的因果关系.
- 在男性中,IBD与SHBG和丸激素水平的降低有关,这表明双向效应.
结论:
- 女性性激素似乎没有对IBD风险产生因果关系.
- 男性的SHBG和与IBD风险有积极的相关性,IBD会影响男性的这些激素水平.
- 性激素在IBD病变发生过程中起着不同的作用,性别之间存在差异.
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