对缺血性中风和末期脏病之间的并发症机制的生物信息学分析
Shuhong Wang1, Zhongda Li2, Xiao Wang2
1Department of Neurology, The First Affiliated Hospital of Jinan University, No. 613, Huangpu Avenue West, Tianhe District, Guangzhou, 510632, Guangdong, China.
Scientific reports
|May 16, 2025
概括
这项研究揭示了缺血性中风 (IS) 和末期病 (ESRD) 中共享的线粒体和免疫机制. 关键的线粒体核糖体蛋白 (MRP) 基因在并发病患者下调,提供新的治疗点.
科学领域:
- 生物信息学是一种生物信息学.
- 分子生物学分子生物学
- 基因组学就是基因组学.
背景情况:
- 缺血性中风 (IS) 和末期病 (ESRD) 是导致死亡和残疾的主要原因.
- 关联IS和ESRD共患病的分子机制尚不清楚.
研究的目的:
- 为了确定共享的生物标志物,基因调控网络和IS-ESRD共患病症的治疗点.
- 阐明IS和ESRD之间的相互作用背后的分子机制.
主要方法:
- 基因表达数据集 (GEO) 的综合生物信息学分析.
- 权重基因共同表达网络分析 (WGCNA),差异基因表达 (DEGs) 分析.
- 蛋白质与蛋白质相互作用网络,免疫细胞透分析 (CIBERSORT) 和转录调节网络预测.
- 逆转录-定量聚合酶连锁反应 (RT-qPCR) 用于临床验证.
主要成果:
- 通过WGCNA识别了417个交叉基因,1712个共享DEGs.
- 突出了七个关键基因 (MRPL49,MRPS2,MRPS9,MRPS10,MRPS11,MRPS27,TFB1M),这些基因是线粒体功能的核心.
- 在并发症患者中证实了MRPS9,MRPS10,MRPS11,MRPS27和TFB1M的显著下调.
- 涉及线粒体-免疫相互作用,TGF-β信号传递,p53通路和G2/M检查点.
结论:
- 在IS-ESRD并发症中系统阐明了线粒体-免疫相互作用机制.
- 突出了线粒体核糖体蛋白 (MRP) 家族基因在细胞能量和炎症中的关键作用.
- 为IS-ESRD并发症提供了针对性治疗的新基础.
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