通过网络毒理学和分子对接分析,评估阿弗拉托xin B1 的心力衰竭风险
Qianyao Zhang1, Qing Zhang2, Piqiao Jiang3
1Department of cardiology, Shengjing Hospital of China Medical University, Shenyang, Liaoning 110000, China.
Ecotoxicology and environmental safety
|September 27, 2025
概括
阿弗拉托辛B1 (AFB1) 通过激活JAK2,PI3K-AKT和MAPK通路,促进心力衰竭. 这项研究揭示了AFB1诱导的心脏问题背后的分子机制,为潜在的干预提供了见解.
科学领域:
- 毒理学 毒理学 毒理学
- 心血管生物学 心血管生物学
- 分子生物学分子生物学
背景情况:
- 甲毒素B1 (AFB1) 是一种因其毒性而闻名的真菌毒素.
- 心力衰竭是一个重要的健康问题,具有复杂的潜在机制.
研究的目的:
- 为了阐明阿弗拉托辛B1 (AFB1) 对心力衰竭的促进作用.
- 确定参与AFB1诱导的心脏功能障碍的特定分子机制.
主要方法:
- 使用了网络毒理学,分子对接和动力学模拟.
- 蛋白与蛋白相互作用 (PPI) 网络分析确定了12个核心基因.
- 在活体小鼠实验中验证了分子发现.
主要成果:
- 在心力衰竭和AFB1毒性之间确定了44个重叠的目标.
- AFB1强烈地与核心目标联系在一起,特别是JAK2,GSK3B和MMP9.
- AFB1暴露激活PI3K-AKT和MAPK信号通路,导致心力衰竭.
结论:
- 结合JAK2的AFB1启动了PI3K-AKT和MAPK通路的激活.
- 这种激活促进心力衰竭,在AFB1暴露和心脏功能障碍之间建立了分子联系.
- 这项研究为了解AFB1在加剧心力衰竭中的作用提供了理论框架.
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