网络可控性揭示了瘤培养血小板中促进瘤信号的关键缓解点
Özge Osmanoglu1, Elif Özer1, Shishir K Gupta1,2
1Functional Genomics & Systems Biology Group, Department of Bioinformatics, Biocenter, Am Hubland, University of Wuerzburg, 97074 Würzburg, Germany.
International journal of molecular sciences
|November 13, 2025
概括
用FDA批准的药物 (如福斯塔马提尼布) 向瘤形成的血小板 (TEPs) 可能会减少非小细胞肺癌 (NSCLC) 的转移. 这项研究确定了TEP特定疗法的关键基因和药物组合.
科学领域:
- 在瘤学瘤学.
- 血液学 血液学 血液学
- 生物信息学是一种生物信息学.
- 系统生物学 系统生物学
背景情况:
- 瘤形成的血小板 (TEPs) 在通过复杂的信号通路促进癌症转移方面发挥着至关重要的作用.
- 现有的治疗策略往往忽视了TEPs的具体贡献及其与癌细胞的相互作用.
- 在TEP中确定关键的分子参与者和可操作的目标对于开发有效的抗癌疗法至关重要.
研究的目的:
- 在非小细胞肺癌 (NSCLC) 中对TEP进行全面的转录组和网络分析.
- 在TEP中识别关键基因和信号通路,这些基因和信号通路驱动癌症的进展.
- 探索FDA批准的药物和药物组合,以向TEP和减少转移.
主要方法:
- 来自NSCLC患者的TEP基因表达数据 (GSE89843) 的转录组分析.
- 与蛋白质-蛋白质相互作用数据的集成,以构建TEP特定的信号网络.
- 网络拓和可控制性分析,以确定关键节点和可药理控制的子网络.
- 识别高可信度目标基因和探索FDA批准的药物.
主要成果:
- 在TEP中确定了111个上调和108个下调的基因,这些基因富含与细胞外基质,细胞骨,免疫信号和血小板激活相关的途径.
- 突出显示了NSCLC中独特的TEP配置文件,具有降低调节的核糖体功能,亡和免疫信号.
- 确定了五个高度信任的中央基因 (ITGA2B,FLNA,GRB2,FCGR2A,APP) 和潜在的药物标.
- 福斯塔马提尼布 (SYK抑制剂) 成为干扰ITAM介导的血小板激活的最佳候选者;还注意到金属蛋白酶和细胞骨的标.
结论:
- 综合性分析揭示了TEP中关键的转录和网络变化,这些变化对NSCLC患者有害.
- 美国食品和药物管理局批准的药物,包括fostamatinib,aducanumab和阿司匹林,显示出治疗向转移促进TEPs的潜力.
- 临床前的in silico方法确定了一种有前途的组合疗法,同时针对TEP和NSCLC,可能减少转移.
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