基于网络药理学及实验验证探讨白头翁汤抗结直肠腺瘤的作用机制

被引:9
作者
李瑗 [1 ,2 ]
陆璐 [2 ]
胡宗德 [1 ]
张光涛 [2 ]
邬渊敏 [1 ]
徐汉辰 [2 ]
机构
[1] 上海市浦东新区中医医院
[2] 上海中医药大学中医脾胃病研究所
关键词
白头翁汤; 结直肠腺瘤; 网络药理学; IL-17信号通路; p53信号通路; ESR1; CASP8;
D O I
10.16306/j.1008-861x.2023.04.006
中图分类号
R285.5 [中药实验药理];
学科分类号
100806 [中药药理学];
摘要
目的:基于网络药理学分析及实验验证探讨白头翁汤抗结直肠腺瘤的作用机制。方法:利用Cytoscape3.9.0软件、中药系统药理学数据库与分析平台(TCMSP)、GeneCards数据库等构建“疾病-药物化学成分-靶点”网络,推测白头翁汤治疗结直肠腺瘤的有效化学成分,并进行基因本体(GO)功能富集和京都基因与基因组百科全书(KEGG)通路富集分析,构建“信号通路-靶点”网络,推测核心靶点。最后通过小鼠结直肠腺瘤模型对预测出的核心靶点进行验证。结果:(1)通过网络药理学分析筛选获得白头翁汤活性成分治疗结直肠腺瘤的潜在靶点129个,其中10种活性成分对应40个关键潜在效应靶点。白头翁汤可能通过调节白介素-17(IL-17)信号通路、p53信号通路来影响DNA结合转录因子的结合、DNA聚合酶Ⅱ型特异性DNA结合转录因子的结合、核因子受体活性等生物学过程,对结直肠腺瘤起到治疗作用。(2)对12个超过度值均值的靶点进行实验验证,结果显示白头翁汤干预后雌激素受体1(ESR1)与半胱天冬酶8(CASP8)基因表达较模型组显著降低(P<0.05),推测其为白头翁汤治疗结直肠腺瘤的关键靶点。结论:白头翁汤可能通过多成分、多靶点、多途径的方式发挥抗结直肠腺瘤的作用。
引用
收藏
页码:47 / 58
页数:12
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