基于双向双样本孟德尔随机化和机器学习的贫血和冠心病的预测模型
Yan Zhang1, Sheng Fan2, Pengcheng Ma2
1Department of Cardiology, The First Affiliated Hospital of Anhui Medical University, Anhui Public Health Clinical Center, Hefei, 230022, China.
Endocrine, metabolic & immune disorders drug targets
|October 30, 2025
概括
这项研究表明,维生素B12缺乏性贫血和溶血性贫血因果上会增加冠心病 (CHD) 的风险. 研究人员确定IFIH1和APBB2是早期发现心血管疾病的潜在生物标志物.
科学领域:
- 心血管研究研究心血管研究
- 血液学 血液学 血液学
- 遗传学和基因组学 在
背景情况:
- 贫血与冠心病 (CHD) 风险增加有关,但不完全理解因果关系.
- 研究贫血和心血管疾病之间的双向关系对于了解疾病机制至关重要.
研究的目的:
- 阐明不同类型的贫血和冠心病 (CHD) 之间的因果关系.
- 确定潜在的分子生物标志物,以便在贫血患者中早期发现和了解心血管疾病.
主要方法:
- 使用大型生物库和基因表达数据进行门德尔随机化 (MR) 分析.
- 综合生物信息学包括差异表达,加权基因共表达网络分析 (WGCNA) 和机器学习 (LASSO,RF,SVM).
- 在体外验证使用氧化低密度脂蛋白 (ox-LDL) 诱导的内皮细胞模型和西欧布洛特.
主要成果:
- 核磁共振分析证实了维生素B12缺乏性贫血和患有心脏病的溶血性贫血之间存在积极的因果关系.
- 确定了与免疫反应,炎症和脂质代谢相关的六个核心基因.
- 确定IFIH1和APBB2是关键的诊断生物标志物,在体外观察到表达变化,并注意到受影响的免疫细胞透 (巨细胞,巨细胞,T细胞).
结论:
- 这项研究确定了维生素B12缺乏性贫血和溶血性贫血在心血管疾病发展中的因果作用.
- 建议IFIH1和APBB2作为冠心病的新生物标志物.
- 这些发现为了解贫血和心血管疾病之间的分子联系提供了基础,有助于改进临床早期预警系统.
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