通过使用多种机器学习算法,对BST1作为儿科败血症新型诊断生物标志物的全面分析和实验验证
1Department of Nuclear Medicine, Henan Provincial People's Hospital, People's Hospital of Zhengzhou University, Hospital of Henan University, People'sZhengzhou, 450003, Henan, China. roly-poly.yang@163.com.
European journal of pediatrics
|June 24, 2025
概括
血清 骨髓 stromal cell抗原-1 (BST1) 显示出作为儿科败血症的诊断生物标志物具有前途. 这项研究确定BST1是强大的NET关联标志物,表现优于传统指标,与败血症患者的NET形成相关.
科学领域:
- 在儿科疾病中发现生物标志物
- 免疫学和炎症研究研究.
- 机器学习在诊断中的应用.
背景情况:
- 儿科败血症是一个关键的全球健康问题,具有显著的发病率和死亡率.
- 儿科败血症的诊断标记需要进一步精细化,以进行早期和准确的检测.
- 骨髓 stromal 细胞抗原-1 (BST1) 在儿科败血症中的作用尚未明确确.
研究的目的:
- 为了研究儿童败血症患者中BST1的表达.
- 为了评估儿童败血症的BST1的诊断价值.
- 为了识别关键的中性粒细胞外细胞陷 (NETs) 相关基因用于败血症诊断.
主要方法:
- 使用机器学习算法 (LASSO,RF,XGBoost,LightGBM,Boruta) 来识别公共数据集中的诊断基因 (GSE13904,GSE26378,GSE26440).
- 通过使用接收器操作特征 (ROC) 曲线,评估了儿科败血症中的BST1表达和诊断效用.
- 在临床样本中通过ELISA测量血清BST1和髓氧化酶 (MPO) -DNA复合物的水平;使用CIBERSORT分析免疫细胞透.
主要成果:
- BST1被确定为儿科败血症中最重要的NET相关诊断生物标志物.
- 与健康对照组相比,儿科败血症患者的血清BST1水平显著升高 (AUC=0.873).
- BST1的诊断性能优于前素 (PCT),白细胞计数 (WBC) 和C反应蛋白 (CRP),与MPO-DNA复合物水平相关.
结论:
- 血清BST1是一种潜在且有效的儿科败血症诊断生物标志物.
- 在儿科败血症中,BST1的诊断能力超过了传统的炎症标志物.
- BST1水平与NET形成有关,这表明它在败血症发病过程中发挥了作用.
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