伊塔科纳特通过新陈代谢和结构重编程调节心肌梗塞中的骨髓炎炎症
Tao Zhang1, Ruijinlin Hao2, Chuanfu Li3,4
1Department of Cardiology, First Affiliated Hospital With Nanjing Medical University, Nanjing, 210029, China.
Genes & genomics
|October 30, 2025
概括
这项研究揭示了itaconate的存在.
科学领域:
- 免疫代谢过程中的免疫代谢.
- 心血管研究研究心血管研究
- 系统生物学 系统生物学
背景情况:
- 急性心肌梗塞 (AMI) 是全球主要的死亡原因.
- 无菌炎症和免疫失调有助于AMI中的心脏损伤.
- 在AMI中,伊塔科纳酸 (一种免疫代谢物) 的作用尚不清楚.
研究的目的:
- 调查伊塔科纳酸在AMI中的免疫代谢作用.
- 识别itaconate响应基因,它们的细胞类型特异性和功能动态.
- 评估这些目标的诊断和治疗潜力.
主要方法:
- 集成的散装和单细胞转录组学.
- 网络药理学和机器学习用于目标识别.
- 分子对接和人类和小鼠AMI数据集的分析.
主要成果:
- 在AMI期间,在髓状细胞中确定了36个与伊塔科纳酸相关的基因.
- MMP9,TLR2和ANPEP显示出诊断潜力和在中依他酸盐的结合.
- 伊塔科纳特调节了髓状细胞的转录程序,包括NRF2和ATF3激活.
结论:
- 在AMI中的髓状细胞中确定了一个核心的itaconate驱动的免疫代谢程序.
- MMP9,TLR2和ANPEP是将新陈代谢与炎症和重塑联系起来的关键媒介.
- 这些发现支持对心血管炎症的代谢物导向疗法.
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