甲状腺功能和代谢综合征:一个双样本双向孟德尔随机化研究
Nikolina Pleić1, Ivana Gunjača1, Mirjana Babić Leko1
1Department of Medical Biology, University of Split, School of Medicine, Split, 21000 Croatia.
The Journal of clinical endocrinology and metabolism
|June 20, 2023
概括
较高的自由甲状腺素 (fT4) 水平可能会降低代谢综合征 (MetS) 的风险. 此外,高密度脂蛋白胆固醇 (HDL-C) 似乎影响甲状腺刺激激素 (TSH) 水平,这表明存在双向关系.
科学领域:
- 内分泌学和新陈代谢学
- 遗传学和基因组学 在
- 心血管健康 心血管健康
背景情况:
- 观察性研究表明甲状腺功能与代谢综合征 (MetS) 之间存在联系.
- 这种关联背后的因果方向和机制仍然不清楚.
- 研究遗传联系可以阐明这些关系.
研究的目的:
- 为了确定甲状腺功能对METS风险的遗传预测因果影响.
- 为了检查反向因果关系:MetS组件对甲状腺功能的影响.
- 利用大规模的遗传关联数据进行可靠的分析.
主要方法:
- 两个样本双向门德尔随机化 (MR) 研究.
- 利用了来自全基因组综合关联研究 (GWAS) 的总结统计数据.
- 分析了甲状腺刺激激素 (TSH),自由甲状腺素 (fT4),MetS及其成分 (腰围,禁食血糖,高血压,甘油三,HDL-C).
主要成果:
- 较高的基因预测的自由甲状腺素 (fT4) 与降低的MetS风险相关 (OR = 0.96,P = .037).
- fT4与高密度脂蛋白胆固醇 (HDL-C) 有正相关性 (β = 0.02,P = .008).
- 基因预测的HDL-C显示出与TSH的负相关性 (β = -0.03,P = .046).
结论:
- 正常范围的甲状腺功能变化与MetS诊断和脂质资料有因果关系.
- 高密度脂蛋白胆固醇 (HDL-C) 可能对甲状腺刺激激素 (TSH) 水平产生因果关系.
- 研究结果支持甲状腺功能与代谢健康之间的双向关系.
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