使用生物信息学分析识别和验证骨中与铁灭相关的基因
Jing-Fan Gao1, Yue-Yan Dong1, Xin Jin1
1Eye Hospital, The First Affiliated Hospital of Harbin Medical University, Harbin, 150001, People's Republic of China.
Journal of inflammation research
|April 25, 2024
概括
这项研究研究了形瘤中与铁亡相关的基因 (FRG),确定了六个关键基因. 其中四个基因与免疫细胞有关,有助于为这种令人失明的眼睛疾病提供新的诊断模型.
科学领域:
- 眼科医生 眼科 眼科
- 遗传学 遗传学 是一个
- 生物信息学是一种生物信息学.
背景情况:
- 角膜是一种渐进的角膜疾病,影响视力.
- 铁的新陈代谢和氧化应激与角质和铁死有关.
- 铁亡相关基因 (FRG) 在皮病原发生中的特定作用尚不清楚.
研究的目的:
- 通过生物信息学分析FRG在角发育中的作用.
- 为了确定形的潜在诊断生物标志物.
- 探索FRG与角的免疫微环境之间的关系.
主要方法:
- 获取的角数据集和FRG信息.
- 选差异表达FRG (DE-FRG) 并分析它们的功能.
- 使用LASSO和SVM-RFE算法来选择诊断生物标志物.
- 进行了基因组丰富分析 (GSEA) 和CIBERSORT分析.
- 使用qRT-PCR验证的生物标志物表达.
主要成果:
- 确定了39个与角相关的DE-FRG.
- 功能分析将DE-FRG与亡,氧化应激和免疫反应联系起来.
- 选择了6种具有预测价值的诊断生物标志物,通过ROC曲线进行验证.
- 发现了角虫免疫微环境与H19,GCH1,CHAC1和CDKN1A.基因之间的关联.
- qRT-PCR证实了H19和CHAC1在角质中表达的升高.
结论:
- 确定了6个DE-FRG与角相关.
- 建立了具有预测能力的角瘤诊断模型.
- 突出了四个DE-FRG与皮瘤中免疫透细胞的关联.
相关概念视频
02:54Evolutionary Relationships through Genome Comparisons
Genome comparison is one of the excellent ways to interpret the evolutionary relationships between organisms. The basic principle of genome comparison is that if two species share a common feature, it is likely encoded by the DNA sequence conserved between both species. The advent of genome sequencing technologies in the late 20th century enabled scientists to understand the concept of conservation of domains between species and helped them to deduce evolutionary relationships across diverse...
01:28Methods of Classification and Identification
Bacterial identification relies on a diverse array of techniques to classify and understand microorganisms, each tailored to uncover specific characteristics. Traditional morphological approaches, while still valuable, are limited for closely related or structurally simple organisms. Modern methods integrate biochemical, serological, genetic, and advanced molecular tools to achieve greater accuracy.Morphological and Biochemical TechniquesMorphological characteristics, such as cell shape and...
01:29Modern Molecular Taxonomy
Advancements in molecular biology have revolutionized the identification and characterization of bacteria, with multiple methods leveraging DNA sequencing for enhanced precision. As sequencing technologies improve and costs decline, these approaches are increasingly used in clinical, environmental, and evolutionary studies.Multilocus Sequence Typing (MLST) examines several housekeeping genes, essential chromosomal genes encoding cellular functions, to distinguish strains. Approximately...