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通过保持TFAP2AmRNA稳定性,HNRNPC促进非小细胞肺癌的进展
Minghua Liao1,2, Chunyu Li1,2, Rui Yang3
1Department of Respiratory and Critical Medicine, The Affiliated Hospital of Guizhou Medical University, 28 Guiyi Street, Guiyang, Guizhou, 550004, China.
异质核核核糖核蛋白C (HNRNPC) 促进非小细胞肺癌 (NSCLC) 的进展和转移,通过稳定TFAP2AmRNA,将m6A修饰与上皮-介质细胞转换 (EMT) 联系起来.
科学领域:
- 分子瘤学分子瘤学
- RNA生物学的RNA生物学
- 癌症研究 癌症研究
背景情况:
- 异质核核核糖核蛋白C (HNRNPC) 是一种过度表达的RNA结合蛋白在各种癌症中,作为m6A"读者".
- 在非小细胞肺癌 (NSCLC) 中,HNRNPC的确切作用和分子机制尚不完全理解.
研究的目的:
- 阐明HNRNPC在NSCLC中的分子机制.
- 研究HNRNPC在调节瘤进展和转移中的作用.
主要方法:
- 来自UALCAN,TIMER2和GEPIA的数据挖掘用于胰腺癌和LUAD中的HNRNPC表达.
- 使用RIP-seq,meRIP-qPCR和mRNA稳定性试验识别HNRNPC目标基因.
- 功能测试包括敲击/过度表达,CCK-8,殖民地形成,伤口愈合和Transwell测试.
主要成果:
- 通过识别和稳定m6A修饰TFAP2AmRNA,HNRNPC促进TFAP2A的表达.
- 通过HNRNPC激活TFAP2A/CTNNB1轴,增强了上皮层-介质细胞过渡 (EMT).
- HNRNPC促进NSCLC恶性瘤和远程转移.
结论:
- 在HNRNPC调节TFAP2A以驱动NSCLC恶性进展和EMT.
- 这些发现在NSCLC中建立了m6A修饰和EMT之间的联系,为瘤调节提供了新的见解.
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