酸与人参化物Rb1结合,通过抑制血小板HMGB1释放和NET形成来缓解心肌无反流
Jia Li1, Yue You1, Yilin Wang1
1State Key Laboratory for Quality Ensurance and Sustainable Use of Dao-Di Herbs, Institute of Chinese Materia Medica, China Academy of Chinese Medical Sciences, Beijing, 100700, China.
Chinese medicine
|January 8, 2026
概括
费鲁酸和人参酸Rb1的联合治疗有效地治疗心肌缺血-反损伤中的无回流 (NR). 这种方法抑制了血小板HMGB1的释放,并减少了中性粒细胞外细胞陷 (NETs),改善了心脏功能.
科学领域:
- 心血管研究研究心血管研究
- 药理学 药理学是指药理学的学科.
- 传统中国医药 传统中国医药
背景情况:
- 没有回流 (NR) 现象使急性心肌梗塞治疗复杂化.
- 心肌缺血-反损伤 (MIRI) 和NR需要新的治疗策略.
研究的目的:
- 为了研究ferulic acid (FA) 和ginsenoside Rb1 (Rb1) 组合对MIRI和NR的治疗潜力.
- 阐明FA和Rb1在缓解MIRI和NR的基础机制.
主要方法:
- 建立了MIRI的老鼠模型来评估心脏功能,心脏病发作/NR区域,微血栓和生物标志物.
- 采用网络药理学,分子对接和模拟来识别关键途径和目标.
- 研究了血小板HMGB1释放和中性粒细胞细胞外陷 (NET) 在体外和体内形成.
主要成果:
- MIRI诱导了NR,增加了血小板HMGB1释放,NET形成和微血栓.
- FA和Rb1与HMGB1和PAD4相互作用;FA通过p38/ERK1/2通路抑制了血小板HMGB1的释放.
- FA-Rb1组合在抑制NET,改善心脏功能以及减少NR和微血栓方面表现出卓越的疗效.
结论:
- FA-Rb1组合疗法抑制了血小板HMGB1的释放,并减少了NETs,增强了抗NR的有效性.
- 这种组合代表了肌肉心脏NR的新型治疗方法.
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