尿道免疫综合体反映了狼性炎中脏病理
Chenling Tang1, Aygun Teymur1, Tianfu Wu1
1Department of Biomedical Engineering, University of Houston, Houston, TX 77204, USA.
Diagnostics (Basel, Switzerland)
|January 8, 2025
概括
这项研究确定了狼性炎 (LN) 的新型尿路生物标志物. 尿道免疫复合体,特别是ALCAM-ICx和CCL21-ICx,显示出监测LN的高诊断潜力.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 免疫学 免疫学 免疫学
- 生物标志物发现发现
背景情况:
- 狼性炎 (LN) 是系统性红斑狼 (SLE) 的严重并发症.
- 脏活检,目前的诊断标准,是侵入性的.
- 非常需要非侵入性尿路生物标志物来监测LN进展和治疗反应.
研究的目的:
- 为了识别和验证新的尿路生物标志物对狼性炎.
- 评估尿路生物标志物和免疫综合体在LN的诊断性能.
主要方法:
- 来自10个LN相关数据库 (尿液,PBMCs,脏组织) 的omics数据的分析.
- 差异表达蛋白 (DEP) 和基因 (DEG) 的鉴定.
- 使用ELISA在87个尿样的独立队列中验证候选生物标志物.
主要成果:
- 确定了78种生物标志物,其中14种跨越转录基因类别的重叠.
- 新的尿路生物标志物SERPING1,SLPI和CD48得到了验证.
- 尿道免疫复合体 (ICx) 显示出优异的诊断性能,ALCAM-ICx和CCL21-ICx达到最高的AUC值.
结论:
- 尿道免疫复合体和抗原显示为LN的非侵入性生物标志物具有前途.
- ALCAM-ICx,CD163和SERPING1-ICx被确定为一个LN生物标志物面板的潜在候选者.
- 这些生物标志物可以帮助诊断和监测狼性炎.
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