与阿诺基斯相关的基因预测细胞癌的预后和治疗反应
Lizhi Zhou1,2, Hengcheng Lu3, Bin Fu1
1Jiangxi Provincial Key Laboratory of Urinary System Diseases, Department of Urology, The First Affiliated Hospital, Jiangxi Medical College, Nanchang University, Nanchang, Jiangxi, P.R. China.
这项研究表明,向与阿诺基斯相关的基因,特别是MMP9,可以增强阿诺基斯的敏感性并减少细胞癌 (RCC) 转移. 这提供了一个有前途的治疗策略,以改善患者的治疗结果.
科学领域:
- 在瘤学瘤学.
- 分子生物学分子生物学
- 生物信息学是一种生物信息学.
背景情况:
- 细胞癌 (RCC) 的转移是癌症死亡的主要原因.
- 安诺基斯是一种编程细胞死亡形式,通常可以防止癌细胞扩散,但转移性RCC细胞通常会抵抗它.
- 在RCC中阿诺基斯抗性的精确机制仍然不太清楚.
研究的目的:
- 调查与瘤相关基因 (ARG) 在细胞癌 (RCC) 进展和转移中的作用.
- 根据ARG开发一个基于RCC的预后模型.
- 识别关键基因,如MMP9,参与RCC.中阿诺基的抗性.
主要方法:
- 综合生物信息学分析来自RCC患者和对照组的RNA-seq数据.
- 使用考克斯回归和机器学习构建基于ARG的预后模型.
- 单细胞RNA测序 (scRNA-seq) 用于分析瘤异质性和实验验证MMP9的功能.
主要成果:
- 一种基于ARG的新型预后模型显示出优异的预测性能 (5年AUC为0.79).
- 在高风险和低风险组之间观察到不同的免疫和代谢格局.
- MMP9被确定为一个关键的预后基因,促进阿诺基斯在RCC中的抵抗,迁移和入侵, knockdown增加了59%的阿诺基斯.
结论:
- 向ARG,特别是MMP9,可以提高RCC中阿诺基的敏感性.
- 减少MMP9表达显著抑制RCC细胞迁移和入侵.
- 这种方法提出了一个潜在的治疗策略,以对抗RCC转移并改善患者的治疗结果.
更多相关视频
06:38A Syngeneic Mouse Model of Metastatic Renal Cell Carcinoma for Quantitative and Longitudinal Assessment of Preclinical Therapies
Published on: April 12, 2017
10:27Testing Targeted Therapies in Cancer using Structural DNA Alteration Analysis and Patient-Derived Xenografts
Published on: July 25, 2020
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,...
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...
Cancer-Critical Genes II: Tumor Suppressor Genes
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...
Adaptive Mechanisms in Cancer Cells
Some of the advantages that cancer cells have on normal cells include - enhanced ability to divide without terminally differentiating, induce new blood vessel formation,...
