基于网络药理学结合LC-MS与分子对接探讨黄芪-莪术药对治疗卵巢癌的有效成分及作用机制

Study on Effective Components and Mechanism of Astragalus-Zedoary against Ovarian Cancer Based on Network Pharmacology and Molecular Docking

  • 摘要:
      目的  采用网络药理学方法、液质联用(LC-MS)及分子对接技术分析黄芪-莪术药对治疗卵巢癌(Ovarian cancer, OC)的有效成分、关键靶点及作用机制。
      方法  通过TCMSP、SWISS、Drugbank、DisGeNET和GeneCards等数据库及文献研究, 合并LC-MS定量分析的黄芪-莪术药对代表性成分信息, 获得药对潜在活性成分并筛选其抗OC的主要作用靶点, 并借助Metascape数据库对其进行GO功能富集和KEGG通路分析; 运用AutoDock Vina对黄芪-莪术核心活性成分与关键作用靶点进行分子对接验证其结合活性。
      结果  整合网络药理学及LC-MS技术筛选得到黄芪-莪术药对治疗OC核心活性成分主要为黄芪中黄酮类化合物及莪术中姜黄素类化合物; PPI分析发现其潜在关键靶点为TP53、AKT1、VEGFA、MYC、EGFR等; GO、KEGG富集分析结果涉及调节信号通路的蛋白激酶, 并与MAPK、HIF-1等信号通路密切相关; 分子对接结果显示, 黄芪-莪术药对治疗OC的核心成分与关键靶点具有较强的结合活性。
      结论  采用网络药理学方法联合LC-MS及分子对接技术, 可快速分析黄芪-莪术药对潜在活性成分, 并初步揭示了成分-靶点-通路之间的关系。

     

    Abstract:
      OBJECTIVE  To analyze the active components, key targets and mechanisms of astragalus-zedoary in the treatment of ovarian cancer (OC) by network pharmacology, liquid chromatography-mass spectrometry (LC-MS) and molecular docking.
      METHODS  Through TCMSP, SWISS, Drugbank, DisGeNET and GeneCards database and literature research, combined with the representative component information of astragalus-zedoary decoction quantitatively analyzed by LC-MS, the active components of astragalus-zedoary were obtained and the main anti-OC targets were screened.With the Metascape database, the GO function enrichment and KEGG pathway analyses of the targets were carried out.AutoDock Vina was used for molecular docking on the core components and key targets of astragalus-zedoary and its binding activity.
      RESULTS  By integrating network pharmacology and LC-MS technology, the core active component of astragalus-zedoary for OC treatment were mainly flavonoid in astragalus and curcumin in zedoary.PPI analysis found that its potential key targets are TP53, AKT1, VEGFA, MYC, EGFR, etc.The GO and KEGG enrichment analyses suggested the involvement of protein kinases that regulate signaling pathways, and signaling pathways such as MAPK and HIF-1.Molecular docking results showed that astragalus-zedoary had strong binding activity to the core components and key targets of OC.
      CONCLUSION  The network pharmacology combined with LC-MS and molecular docking technology can rapidly analyze the potential active components of astragalus-zedoary, and preliminarily reveal the relationship between components, targets and pathways.

     

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