在妊娠高血压障碍后心血管生物标志物升高
medRxiv : the preprint server for health sciences
|August 30, 2024
概括
妊娠高血压障碍 (HDP) 与多年后心血管疾病 (CVD) 蛋白质的较高水平有关. 识别这些生物标志物有助于早期风险分层和针对女性HDP史的有针对性的干预措施.
科学领域:
- 产科和妇科 产科和妇科
- 心血管医学 心血管医学
- 生物标志物发现发现
背景情况:
- 妊娠高血压障碍 (HDP) 是已知的晚年心血管疾病 (CVD) 的风险因素.
- 将HDP与长期心血管疾病风险联系在一起的具体机制尚未完全理解.
- 在怀孕后调查中间生物标志物可能会澄清HDP对心血管健康的影响.
研究的目的:
- 为了确定与心血管风险相关的蛋白质水平是否在女性与没有HDP史的女性之间有所不同.
- 确定特定的蛋白质生物标志物,这些生物标志物可能表明HDP之后的几年内心血管疾病风险升高.
- 探索HDP史与循环中的CVD相关蛋白和炎症标志物之间的关系.
主要方法:
- 测量了77种蛋白质,包括心血管疾病相关和炎症标志物,在22名HDP病史患者和43名对照人群中.
- 采集的样本是在怀孕后4年的中位数.
- 利用多变量线性回归和样本聚类来分析蛋白质表达模式.
主要成果:
- 几种与心血管疾病相关的蛋白质 (纤维素,fetuin-A,L-selectin,α-1-酸糖蛋白) 在HDP组显著升高 (p<0.0001).
- 在控制共变量 (p<0.0001) 后,HDP史仍然与较高的心血管疾病相关蛋白质水平有关.
- 在后HDP和后常态紧张妊娠组之间观察到明显的心血管疾病蛋白质表达模式;炎症标志物显示的差异不那么显著.
结论:
- 在怀孕几年后,HDP病史与特定的CVD相关蛋白质水平显著升高有关.
- 这些蛋白质生物标志物可能有助于识别未来HDP后心血管事件风险较高的个体.
- 对这些生物标志物的进一步研究可以为针对性干预提供信息,以减轻该人群中的心血管风险.
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