儿科COVID-19患者出院后的随访:对血清学动态的见解
Shima Mahmoudi1,2, Babak Pourakbari2, Mohammad Ali Shahbabaie3
1Biotechnology Centre, Silesian University of Technology, Gliwice, Poland.
Frontiers in microbiology
|July 24, 2024
概括
儿童COVID-19患者表现出动态的SARS-CoV-2 IgG抗体反应,随着时间的推移,血清阳性增加. 在随访时,血清阳性患者出现了严重的疾病,淋巴细胞数量较低.
科学领域:
- 儿童传染病 儿童传染病
- 免疫学 免疫学 免疫学
- 病毒学 病毒学
背景情况:
- 关于儿科COVID-19中SARS-CoV-2血清反应动态的数据有限.
- 了解小儿对SARS-CoV-2的免疫反应至关重要.
研究的目的:
- 在COVID-19的儿科患者中调查SARS-CoV-2 IgG血清阳性.
- 分析住院和出院后的血清反应动态.
主要方法:
- 研究了一组58名儿科患者 (31名急性COVID-19,27名MIS-C).
- 使用ELISA测量了抗核蛋白SARS-CoV-2IgG水平.使用ELISA测量了抗核蛋白SARS-CoV-2IgG水平.使用ELISA测量了抗核蛋白SARS-CoV-2IgG水平.
- 血液样本是在入院期间和出院后2-4周收集的.
主要成果:
- 在入院时,10%的急性COVID-19和52%的MIS-C患者是IgG阳性.
- 随访显示血清阳性增加:37.5%的最初阴性患者变得阳性.
- 随访时的血清阳性与严重疾病和较低的淋巴细胞计数相关 (p=0.028,p=0.03).
结论:
- 在小儿COVID-19中,SARS-CoV-2 IgG抗体反应是动态的.
- 纵向血清学监测对于了解疾病进展很重要.
- 随访时血清阳性增加表明严重的疾病和免疫反应的改变.
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