通过调节LOX1和与瘤相关的中性粒细胞,IGF2BP2促进肺腺癌的进展
Long Qian1,2, Zhuqing Ji3,4, Lingyun Mei5
1Department of Thoracic Surgery, The First Affiliated Hospital of Soochow University, No. 899 Pinghai Road, Suzhou, 215006, Jiangsu, China.
胰岛素样生长因子2mRNA结合蛋白2 (IGF2BP2) 通过稳定酸氧化酶 (LOX1) 和增强瘤相关的中性粒细胞活性,促进肺腺癌 (LUAD) 的进展. 抑制IGF2BP2为LUAD提供了一个潜在的治疗策略.
科学领域:
- 在瘤学瘤学.
- 分子生物学分子生物学
- 免疫学 免疫学 免疫学
背景情况:
- 肺腺癌 (LUAD) 是癌症死亡的主要原因,其特点是频繁转移.
- 在LUAD瘤微环境 (TME) 中,m6A调节剂IGF2BP2的作用在很大程度上仍未被描述.
研究的目的:
- 研究IGF2BP2在LUAD进展中的作用.
- 阐明IGF2BP2在LUAD TME中的作用背后的分子机制.
- 评估在LUAD中准IGF2BP2的治疗潜力.
主要方法:
- 生物信息学分析,西部斑,和免疫组织化学评估IGF2BP2表达.
- 在体内异种移植模型和体内共同培养系统以研究LUAD进展和TME相互作用.
- 使用IGF2BP2抑制剂 (JX5) 的功能性测试和涉及LOX1和瘤相关中性粒细胞 (TAN) 的机制性研究.
主要成果:
- IGF2BP2在LUAD组织上升调节,与患者预后不佳相关.
- 由JX5抑制IGF2BP2减少了瘤生长,抑制了促炎细胞因子,并减少了TME中的TAN透.
- IGF2BP2通过m6A修饰稳定LOX1mRNA,促进LOX1介导的TAN活性和LUAD进展.
结论:
- 通过通过LOX1-TAN轴调节TME,IGF2BP2在促进LUAD进展方面发挥着至关重要的作用.
- 针对IGF2BP2-LOX1相互作用,为LUAD治疗提供了一个有前途的治疗策略.
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