主要脂质和脂蛋白水平和血压升高的风险:孟德尔随机化研究
Weifang Liu1, Chengzhang Yang2, Fang Lei3
1Department of Cardiology, Renmin Hospital of Wuhan University, Wuhan 430060, Hubei Province, China; Institute of Model Animal, Wuhan University, Wuhan, China.
EBioMedicine
|January 5, 2024
概括
三糖化物 (TG) 因果上会增加血压 (BP). 特定的脂蛋白颗粒大小和脂质成分影响了这种关系,表明脂质管理可能有助于血压控制.
科学领域:
- 心血管疾病研究研究
- 代谢学和脂质学
- 遗传流行病学遗传流行病学
背景情况:
- 代谢功能障碍,包括脂质不良,高血压和糖尿病,会增加心血管疾病 (CVD) 的风险.
- 定量核磁共振 (NMR) 代谢学测量脂蛋白颗粒度.
- 脂质样本和血压 (BP) 之间的因果关系需要澄清.
研究的目的:
- 使用孟德尔随机化 (MR) 调查主要脂质,脂蛋白颗粒和代谢物对血压和脉冲压 (PP) 的因果作用.
- 优先考虑影响血压指标的潜在因果暴露.
主要方法:
- 使用来自英国生物库的单核酸多态 (SNPs) 作为脂质和代谢物的仪器变量.
- 使用两样 MR 和 MR 贝叶斯式模型平均 (MR-BMA) 进行因果关联分析.
- 从成年人健康和衰老遗传流行病学研究 (GERA) 队列中获得了BP和PP的总结级数据.
主要成果:
- 基因预测的甘油三 (TG) 显示出对增加心压 (SBP) 和心压 (DBP) 的最强的因果作用.
- 小高密度脂蛋白 (S_HDL_TG) 的TG升高与SBP和DBP的增加显著相关.
- 高脂胆固醇 (HDL_C),低脂胆固醇 (LDL_C) 和动脉质脂蛋白颗粒 (VLDL,IDL,LDL) 与PP的增加有关.
结论:
- 这项研究提供了基因证据,支持脂质在血压调节中的因果作用.
- 脂质对SBP,DBP和PP的影响因脂质成分和颗粒大小而异.
- 综合性脂质配置管理可能为血压控制带来好处.
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