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在实验模型中,Sappanone A 是一种潜在的自然PI3K抑制剂,可缓解与代谢功能障碍相关的脂肪肝炎
Xi Qiao1, Qian Li2, Ruiqi Fan2
1Department of Endocrinology, First Hospital of Shanxi Medical University, Shanxi Medical University, Taiyuan 030001, China; Department of Pharmacology, School of Basic Medicine, Shanxi Medical University, Taiyuan 030001, China.
萨帕A可用于治疗与代谢功能障碍相关的脂肪肝炎 (MASH). 这种天然化合物抑制PI3K,减少MASH模型中的肝损伤,炎症和纤维化.
科学领域:
- 肝病学
- 药理学
- 分子生物学
背景情况:
- 代谢功能障碍相关的脂肪肝炎 (MASH) 是肝癌的一个日益严重的原因,治疗方法有限.
- 鉴定MASH的新型治疗药物是一个至关重要的未满足的医疗需求.
研究的目的:
- 使用连接地图数据库识别MASH的潜在治疗化合物.
- 在实验MASH模型中评估Sappanone A (SA) 的疗效和作用机制.
主要方法:
- 使用基于MASH基因表达特征的连接图 (CMap) 识别了Sappanone A (SA).
- 在棕酸诱导的细胞模型和甲素胆缺乏 (MCD) 和高脂肪,甲素限制,胆缺乏 (HFMRCD) 饮食诱导的MASH模型中测试了SA疗效.
- 通过网络药理学,分子对接,细胞热转移试验和西部抹杀,专注于PI3K/ AKT/ mTOR途径来探索作用机制.
主要成果:
- 在MASH模型中,SA降低了LX-2细胞中的纤维化基因表达,并减轻了肝损伤,膨胀,炎症和纤维化.
- SA改善了脂质代谢,并抑制了MASH的进展.
- 证实SA抑制PI3K活性,降低下游AKT和mTOR酸化,其作用取决于PI3K活性.
结论:
- 萨帕A被认为是一种潜在的自然PI3K抑制剂.
- 在治疗MASH及其相关病理方面,SA具有显著的治疗潜力.
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