通过RNF26介导的TRIM21的全方位化促进了膀癌的进展
Dongwei Yao1,2, Feng Xin2, Xiaozhou He1
1Department of Urology, The Third Affiliated Hospital of Soochow University, Soochow University Changzhou 213000, Jiangsu, China.
American journal of cancer research
|September 13, 2024
概括
环指蛋白26 (RNF26) 通过降解TRIM21,影响预后和治疗敏感性,促进膀癌的进展. 这种RNF26/TRIM21/ZHX3通路是潜在的治疗点.
科学领域:
- 在瘤学瘤学.
- 分子生物学分子生物学
- 癌症研究 癌症研究
背景情况:
- 环指蛋白26 (RNF26) 是一种E3泛基因酶,与膀癌的不良预后有关.
- 在膀癌的发展中RNF26的确切机制尚不清楚.
研究的目的:
- 阐明RNF26在膀癌瘤发生中的作用和潜在机制.
- 确定RNF26作为潜在的预测标记物和治疗点.
主要方法:
- 在膀癌组织中分析RNF26表达.
- 在体外研究涉及膀癌细胞系中RNF26淘汰和过度表达 (UMUC3,T24).
- 研究RNF26,TRIM21和ZHX3.3.3之间的相互作用.
主要成果:
- 在膀癌组织中,RNF26表达显著上调,与预后较差相关.
- 较高的RNF26水平与免疫细胞透率降低以及对特定化疗和免疫检查点阻塞的敏感性增加有关.
- 抑制RNF26抑制了膀癌细胞的生长,殖民地形成和迁移,而过度表达具有相反的效果.
- 通过无处不在和降解TRIM21,RNF26促进膀癌的进展,从而调节下游标ZHX3.3.
结论:
- 一个新的RNF26/TRIM21/ZHX3轴驱动膀癌的进展.
- 这个轴作为治疗疗效的潜在预测生物标志物和膀癌的治疗标.
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