基因预测的3-甲索氨酸调解了纤维细胞生长因子21和多形质母细胞瘤之间的因果关系
Xuan Chen1, Lihui Han1, Wenzhe Xu2,3
1Department of Radiation Oncology, Qilu Hospital of Shandong University, West Wenhua Rd. 107, Jinan 250012, China.
纤维细胞生长因子21 (FGF21) 可能会降低质母细胞瘤的风险,而3-甲基氨酸 (3-MTyr) 可以调节这种效应. 这一发现为大脑瘤的发展和潜在疗法提供了新的见解.
科学领域:
- 神经瘤学神经瘤学
- 代谢学 代谢学 代谢学
- 炎症研究的研究.
背景情况:
- 多形质母细胞瘤 (GBM) 是一种流行的大脑癌症.
- GBM的特点是炎症性瘤微环境和改变的新陈代谢.
- 了解炎症,代谢物和GBM之间的相互作用对于治疗的发展至关重要.
研究的目的:
- 调查炎症因素 (IF) 和GBM之间的因果关系.
- 为了确定调解IF和GBM之间的关联的血代谢物.
- 为了验证已识别的因素在GBM细胞行为中的作用.
主要方法:
- 91个IF和GBM的双向双样本门德尔随机化 (MR) 分析.
- 两步MR和调解分析,以识别和量化代谢物介导作用.
- 在体外测试 (殖民地形成,增殖,迁移) 以评估细胞对FGF21和3-MTyr.的反应.
主要成果:
- 纤维细胞生长因子21 (FGF21) 显示出与GBM风险的保护性因果关系 (OR:0.42).
- 鉴定出3 - 甲氧氨酸 (3-MTyr) 是一个显著的调解剂,解释了11.50%的效果.
- 实验室研究证实FGF21抑制了GBM细胞的增殖和迁移,而3-MTyr促进了这些过程.
结论:
- FGF21与减少质母细胞瘤风险有因果关系.
- FGF21对GBM的保护作用部分由3-MTyr.介导.
- 这种监管网络为了解GBM病原体和开发新型治疗策略提供了基础.
更多相关视频
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
09:40Characterization of Functionally Associated miRNAs in Glioblastoma and their Engineering into Artificial Clusters for Gene Therapy
Published on: October 4, 2019
相关概念视频
mTOR Signaling and Cancer Progression
The mTOR pathway or the...
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,...
Mitogens and the Cell Cycle
Abnormal Proliferation
TGF - β Signaling Pathway
Cancer-Critical Genes I: Proto-oncogenes
When the function of certain critical genes, especially those involved in cell cycle regulation and cell growth signaling cascades, gets disrupted, it upsets the cell cycle progression. Such cells with unchecked cell cycles start proliferating uncontrollably and eventually develop into tumors.
Such genes that act...
