长期COVID和生物标志物失调 - - 转向免疫疲劳的转变?
Anne Kallaste1,2,3, Kalle Kisand2, Agnes Aart3
1Department of Internal Medicine, Tartu University Hospital, L. Puusepa 8, 51014 Tartu, Estonia.
Medicina (Kaunas, Lithuania)
|June 27, 2025
概括
长期COVID (LC) 涉及复杂的免疫变化,而不仅仅是炎症. 我们的研究发现,免疫抑制或疲劳,以及最初的感染严重程度,比升高的炎症标志物更好地预测LC.
科学领域:
- 免疫学 免疫学 免疫学
- 传染性疾病 传染性疾病
- 生物标志物发现发现
背景情况:
- 长期COVID (LC) 在SARS-CoV-2感染后呈现持续症状,病理生理不清楚.
- 细胞因子失调是LC的一个拟议机制,但研究结果不一致.
研究的目的:
- 纵向评估COVID-19患者的细胞因子概况,并将其与非COVID-19对照进行比较.
- 为了确定LC患者和康复个体之间的细胞因子概况的差异.
- 使用炎症标志物和临床辅助因子开发LC的预测模型.
主要方法:
- 感染后3个月和6个月的COVID-19患者的长度研究.
- 用于细胞因子评估的Olink® Target 96炎症小组.
- 开发结合炎症标志物,临床数据和世卫组织COVID-19严重程度的预测模型.
主要成果:
- 在COVID-19后的患者中,炎症生物标志物通常随着时间的推移而下降.
- 慢性结核患者表现出早期的低度炎症,随后减少了亲炎症生物标志物.
- 结合细胞因子特征,疾病严重程度和临床因素的预测模型准确地确定了LC.
结论:
- 在SARS-CoV-2感染中,与炎症相关的生物标志物失调在六个月内动态演变.
- 免疫抑制或疲劳,而不是持续的炎症,可能是LC晚期阶段的特征.
- 通过将持续的生物标志物变化与初始感染严重程度相结合,改善了LC的预测.
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