炎症性细胞因子通过血代谢物调解胸前大动脉动脉瘤的形成:基于孟德尔随机化和单细胞测序的两步研究
Yueheng Liu1, Rui Tang, Yitan Fang
1Department of Cardiac Surgery, First Affiliated Hospital, China Medical University, Shenyang, Liaoning, China.
Medicine
|February 6, 2026
概括
这项研究表明,特定的炎症性细胞因子如CXCL10和FGF-5增加胸前动脉动脉瘤 (TAA) 风险,而CCL20和CD40可能提供保护. 血代谢物可能会调解这些TAA风险效应.
科学领域:
- 心血管遗传学 心血管遗传学
- 免疫学 免疫学 免疫学
- 代谢学 代谢学 代谢学
背景情况:
- 胸前动脉动脉瘤 (TAA) 是一种严重的疾病,炎症起作用,但因果关系尚不清楚.
- 了解影响TAA的遗传和分子因素对于开发有效治疗方法至关重要.
研究的目的:
- 使用孟德尔随机化 (MR) 调查炎症性细胞因子,血代谢物和TAA风险之间的因果关系.
- 确定血代谢产品的潜在调解作用,并探索TAA的治疗点.
主要方法:
- 使用全基因组关联研究数据对91种炎症性细胞因子,1400种血代谢物和TAA进行双向两样 MR 分析.
- 逆变量加权方法具有灵敏度分析,两步MR调度和单细胞测序用于细胞类型丰富.
- 药物基因相互作用分析以确定潜在的治疗点.
主要成果:
- 增加的C-X-C动机化学基因10 (CXCL10) 和纤维细胞生长因子5 (FGF-5) 与更高的TAA风险有关.
- 在C-C动机化学因子20 (CCL20) 和CD40L受体 (CD40) 中,TAA风险与TAA风险的关系是相反的.
- 特定的血代谢物被确定为潜在的媒介物,并强调CXCL10,CCL20和CD40作为潜在的治疗点.
结论:
- 遗传证据支持特定的炎症性细胞因子与TAA风险之间的因果关系,其中潜在的介导是血代谢产物.
- CXCL10和FGF-5可能是危险因素,而CCL20和CD40可能对TAA有保护作用.
- 结果提供了TAA病原体的洞察力,并建议新的治疗点进行干预.
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