银化物Rb1通过调节血管光滑肌肉细胞的增殖,泡细胞的形成和自细胞减轻动脉样硬化
Huan-Huan Yuan1, Zi-Yang Yi1, Ling-Li Xie2
1Key Laboratory of Hunan Province for Integrated Traditional Chinese and Western Medicine on Prevention and Treatment of Cardio-Cerebral Diseases, College of Integrated Traditional Chinese and Western Medicine, Hunan University of Chinese Medicine, Changsha, Hunan 410208, China; Departments of Biochemistry & Molecular Biology and Physiology & Pharmacology, Libin Cardiovascular Institute, Cumming School of Medicine, University of Calgary, Calgary, AB T2N 4Z6, Canada.
银酸Rb1通过减少血管光滑肌肉细胞的增殖和泡细胞的形成来限制动脉样硬化. 这种植物治疗剂通过c-JUN/AP-1通路抑制LOX-1表达,并增强自性以稳定斑块.
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.
- 细胞生物学 细胞生物学
背景情况:
- 动脉样硬化包括慢性炎症和脂质积累.
- 血管光滑肌细胞 (VSMC) 通过LOX-1吸收氧化LDL (ox-LDL) 来增殖并形成泡细胞.
研究的目的:
- 调查金氏化物Rb1是否抑制VSMC的增殖和泡的形成.
- 要确定Rb1是否通过LOX-1的c-JUN/AP-1调节作用,自作为支持机制.
主要方法:
- 在小鼠体内 carotid 绑定模型和体内 VSMC 研究.
- 评估了neointima形成,VSMC增殖,脂质积累,ox-LDL吸收,c-JUN/AP-1活动,LOX-1表达和自标志物.
- 利用了网络药理学,对接和AP-1抑制.
主要成果:
- Rb1减少了新密度的形成和动脉样硬化斑块的大小.
- Rb1抑制了VSMC的扩散,ox-LDL的吸收和胆固醇的积累.
- 通过抑制c-JUN酸化和AP-1活性,Rb1降低了LOX-1的调节,并增强了自.
结论:
- 金色化物Rb1通过抑制VSMC的增殖和泡细胞的形成来缓解动脉样硬化.
- Rb1通过抑制c-JUN/AP-1-介导的LOX-1转录和激活自而起作用.
- Rb1显示出作为动脉样硬化治疗的植物治疗剂的潜力.
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