佩奥尼佛林通过通过MAPK/mTOR信号通路启动自细胞来保护肝细胞免受APAP诱导的损伤
Xinyu Deng1, Yubing Li1, Yuan Chen1
1State Key Laboratory of Southwestern Chinese Medicine Resources, School of Pharmacy, Chengdu University of Traditional Chinese Medicine, Chengdu, 611137, China.
佩奥尼佛林通过MAPK/mTOR通路激活自和抑制氧化应激和亡,从而保护免受乙氨基诱导的肝损伤. 这项研究为药物诱导性肝损伤 (DILI) 提供了一个新的治疗策略.
科学领域:
- 肝病学 肝病学是一种肝病学.
- 药理学 药理学是指药理学的学科.
- 分子生物学分子生物学
背景情况:
- 药物诱导性肝损伤 (DILI) 是一个日益严重的全球健康问题,往往导致急性肝衰竭.
- 过量服用乙氨基 (APAP) 是导致急性肝损伤的主要原因.
- 佩奥尼佛林 (PF) 显示出对肝脏疾病的治疗潜力,但其在APAP诱导的DILI中的作用尚未得到充分研究.
研究的目的:
- 调查Paeoniflorin (PF) 对乙氨基 (APAP) 诱导的肝损伤的保护作用.
- 阐明PF肝脏保护作用的潜在分子机制.
主要方法:
- 在使用APAP注射的C57BL/6J雄性小鼠中建立了一个DILI模型.
- 为了评估其治疗效果,每天为期五天每天服用PF.
- 采用高通量技术,转录学,TUNEL染色,西面涂抹和传输电子显微镜来分析分子机制.
主要成果:
- 在APAP诱导的小鼠中,PF治疗显著降低了肝损伤生物标志物 (ALP,γ-GT,AST,TBIL,ALT) 的升高.
- PF缓解了肝炎,和肝细胞亡,部分是通过调节MAPK信号.
- PF治疗促进了自,抑制了氧化应激,并恢复了线粒体功能,p38被确定为PF的直接目标.
结论:
- 佩奥尼佛林通过激活自,抑制氧化应激和减少亡来减轻APAP诱导的肝损伤.
- 这种保护机制涉及MAPK/mTOR信号通路.
- 研究结果表明,PF是DILI的潜在治疗剂,提供了一种新的治疗策略.
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