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利用网络药理学和分子对接技术研究硝唑尼特治疗肝细胞癌的分子靶点和途径

Investigations of nitazoxanide molecular targets and pathways for the treatment of hepatocellular carcinoma using network pharmacology and molecular docking.

作者信息

Khan Shakeel Ahmad, Lee Terence Kin Wah

机构信息

Department of Applied Biology and Chemical Technology, The Hong Kong Polytechnic University, Kowloon, Hong Kong SAR, China.

State Key Laboratory of Chemical Biology and Drug Discovery, The Hong Kong Polytechnic University, Kowloon, Hong Kong SAR, China.

出版信息

Front Pharmacol. 2022 Jul 25;13:968148. doi: 10.3389/fphar.2022.968148. eCollection 2022.

Abstract

Nitazoxanide has been investigated for colorectal cancer and breast cancer. However, its molecular targets and pathways have not yet been explored for hepatocellular carcinoma (HCC) treatment. Utilizing a network pharmacology approach, nitazoxanide's potential targets and molecular pathways for HCC treatment were investigated. HCC targets were extracted from the GeneCards database. Potential targets of nitazoxanide were predicted using Swiss Target Prediction and Super Pred. Intersecting targets were analyzed with VENNY online tool. Using Cytoscape, a protein-protein interaction (PPI), cluster, and core targets-pathways networks were constructed. Using the Database for Annotation, Visualization and Integrated Discovery (DAVID), gene ontology (GO), and Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway enrichment analyses were conducted. The nitazoxanide was molecularly docked with anti-HCC core targets by employing Auto Dock Vina. A total of 168 potential targets of nitazoxanide, 13,415 HCC-related targets, and 153 intersecting targets were identified. The top eight anti-HCC core targets were identified: SRC, EGFR, CASP3, MMP9, mTOR, HIF1A, ERBB2, and PPARG. GO enrichment analysis showed that nitazoxanide might have anti-HCC effects by affecting gene targets involved in multiple biological processes (BP) (protein phosphorylation, transmembrane receptor protein tyrosine kinase (RTKs) signaling pathway, positive regulation of MAP kinase activity, etc.). KEGG pathways and core targets-pathways network analysis indicated that pathways in cancer and proteoglycans in cancer are two key pathways that significantly contribute to the anti-HCC effects of nitazoxanide. Results of molecular docking demonstrated the potential for active interaction between the top eight anti-HCC core targets and nitazoxanide. Our research offers a theoretical basis for the notion that nitazoxanide may have distinct therapeutic effects in HCC, and the identified pharmacological targets and pathways might function as biomarkers for HCC therapy.

摘要

硝唑尼特已针对结直肠癌和乳腺癌进行了研究。然而,尚未对其在肝细胞癌(HCC)治疗中的分子靶点和途径进行探索。利用网络药理学方法,研究了硝唑尼特治疗HCC的潜在靶点和分子途径。从GeneCards数据库中提取HCC靶点。使用瑞士靶点预测和超级预测工具预测硝唑尼特的潜在靶点。使用VENNY在线工具分析交集靶点。使用Cytoscape构建蛋白质-蛋白质相互作用(PPI)、聚类和核心靶点-途径网络。使用注释、可视化和综合发现数据库(DAVID)进行基因本体(GO)和京都基因与基因组百科全书(KEGG)途径富集分析。通过Auto Dock Vina将硝唑尼特与抗HCC核心靶点进行分子对接。共鉴定出168个硝唑尼特潜在靶点、13415个HCC相关靶点和153个交集靶点。确定了前八个抗HCC核心靶点:SRC、表皮生长因子受体(EGFR)、半胱天冬酶3(CASP3)、基质金属蛋白酶9(MMP9)、雷帕霉素靶蛋白(mTOR)、缺氧诱导因子1α(HIF1A)、表皮生长因子受体2(ERBB2)和过氧化物酶体增殖物激活受体γ(PPARG)。GO富集分析表明,硝唑尼特可能通过影响参与多个生物学过程(BP)(蛋白质磷酸化、跨膜受体蛋白酪氨酸激酶(RTKs)信号通路、丝裂原活化蛋白激酶活性的正调控等)的基因靶点而具有抗HCC作用。KEGG途径和核心靶点-途径网络分析表明,癌症中的途径和癌症中的蛋白聚糖是对硝唑尼特抗HCC作用有显著贡献的两个关键途径。分子对接结果证明了前八个抗HCC核心靶点与硝唑尼特之间存在活性相互作用的可能性。我们的研究为硝唑尼特在HCC中可能具有独特治疗效果这一观点提供了理论依据,并且所确定的药理靶点和途径可能作为HCC治疗的生物标志物。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/1f75/9358010/df32ed479d5e/fphar-13-968148-g001.jpg

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