在社区群体中,孤独与内皮功能障碍有关:试点研究和转化方法
Yvonne Baumer1, Brian A Tirado1, Lola R Ortiz-Whittingham1
1Social Determinants of Obesity and Cardiovascular Risk Laboratory, Cardiovascular Branch, Division of Intramural Research, National Heart, Lung and Blood Institute, Bethesda, MD USA.
NPJ cardiovascular health
|February 12, 2026
概括
孤独通过影响内皮壁垒完整性,影响心血管健康. 孤独的慢性压力可能会通过上腺素和TNFα信号加速心血管疾病 (CVD).
科学领域:
- 心血管科学 心血管科学
- 内皮细胞生物学 内皮细胞生物学
- 心理神经免疫学 心理神经免疫学
背景情况:
- 孤独是心血管疾病 (CVD) 的重要危险因素.
- 内皮膜屏障的完整性对于心血管疾病的发展至关重要.
- 孤独对内皮功能的具体影响尚不清楚.
研究的目的:
- 为了研究孤独与内皮屏障完整性之间的关系.
- 探索将孤独与内皮功能障碍联系起来的机制性途径.
- 评估孤独标志物与亚临床心血管疾病之间的关联.
主要方法:
- 测量感知到的孤独感及其与循环上腺素和TNFα (E/T) 的相关性.
- 在内皮细胞上评估VE-cadherin表达式ex vivo.
- 分析了可溶性血VE-cadherin水平和亚临床CVD.
- 在体外研究了对内皮屏障功能和JAK/Stat信号的E/T影响.
主要成果:
- 更大的孤独与更高的ET水平相关.
- 较高的E/T水平与内皮VE-cadherin表达的减少有关.
- 循环中的可溶性VE-cadherin水平与亚临床心血管疾病有关.
- 在体外E/T治疗通过JAK/Stat信号损害了内皮屏障完整性.
结论:
- 孤独可能通过损害内皮壁垒完整性而导致心血管疾病.
- 上腺素和TNFα信号传递代表了将孤独与内皮功能障碍联系起来的潜在机制.
- 这些发现表明,孤独导致的慢性压力可能会加速心血管疾病的进展.
关键词:
心血管生物学心血管生物学相关概念视频
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