在质瘤中,ALKBH5通过m6A-YTHDC1依赖的机制促进瘤的进展
Chenyang Wang1, Ningbo Xu2, Xiangyang Zhong3
1Department of Neurosurgery Center, The National Key Clinical Specialty, The Engineering Technology Research Center of Education Ministry of China on Diagnosis and Treatment of Cerebrovascular Disease, Guangdong Provincial Key Laboratory on Brain Function Repair and Regeneration, The Neurosurgery Institute of Guangdong Province, Zhujiang Hospital, Southern Medical University, Guangzhou, 510282, China; Department of Geriatrics, Zhujiang Hospital, Southern Medical University, Guangzhou, Guangdong, 510282, China.
AlkB同源5 (ALKBH5) 通过降低分叉盒蛋白O1 (FOXO1) 的稳定性来促进质瘤. 准ALKBH5/FOXO1通路为结质瘤提供了潜在的新疗法.
科学领域:
- 在瘤学瘤学.
- 表观遗传学 在表观遗传学中,表观遗传学是指表观遗传学.
- 分子生物学分子生物学
背景情况:
- N6-甲基氨酸 (m6A) 甲基化是生物过程中的关键表观遗传调节剂,包括癌症.
- 在质瘤进展中的AlkB同源5 (ALKBH5) 的特定作用及其治疗潜力尚不清楚.
研究的目的:
- 为了研究ALKBH5在质瘤中的功能.
- 探索ALKBH5作为潜在的治疗质瘤治疗点.
主要方法:
- 在质瘤组织中分析ALKBH5表达.
- 在体外和体内实验,以评估ALKBH5.5的作用.
- m6A-MeRIP-seq,MeRIP-qPCR,RNA拉低和免疫沉试验用于识别ALKBH5标.
- 西方涂抹和核细胞质分离以分析蛋白质相互作用和局部化.
主要成果:
- 在质瘤中,ALKBH5表达显著升高,与预后不佳相关.
- 过度表达ALKBH5增强了质瘤细胞的增殖,迁移,入侵和瘤生长.
- ALKBH5通过去甲基化准并破坏分叉盒蛋白O1 (FOXO1) mRNA的稳定.
- 减少FOXO1表达导致β-catenin的核积累增加,激活Wnt/β-catenin信号传递.
结论:
- ALKBH5通过调节FOXO1稳定性和激活Wnt/β-catenin信号来促进结质瘤的进展.
- ALKBH5/FOXO1轴代表了质瘤治疗的有前途的治疗标.
更多相关视频
12:52Isolation and Flow Cytometric Analysis of Glioma-infiltrating Peripheral Blood Mononuclear Cells
Published on: November 28, 2015
10:13Modeling Astrocytoma Pathogenesis In Vitro and In Vivo Using Cortical Astrocytes or Neural Stem Cells from Conditional, Genetically Engineered Mice
Published on: August 12, 2014
相关概念视频
mTOR Signaling and Cancer Progression
The mTOR pathway or the...
Abnormal Proliferation
The Retinoblastoma Gene
The first-ever tumor suppressor gene called Rb was identified in retinoblastoma - a rare eye tumor in children. In inherited forms of the disease, a child inherits one defective copy of the Rb gene, which predisposes them to retinoblastoma. However,...
Inhibition of Cdk Activity
