在丸炎中对免疫调节的ROR?
Chunni Lu1, A Richard Kitching2
1Centre for Inflammatory Diseases, Monash University Department of Medicine, Monash Medical Centre, Monash University, Clayton, Victoria, Australia.
Kidney international
|June 22, 2023
概括
调节性T细胞表达分叉盒蛋白3和与视网膜酸相关的孤儿受体γt在实验性球炎和人体血管炎中占据着突出地位. 这些细胞调节内的免疫反应.
科学领域:
- 免疫学 免疫学 免疫学
- 细胞生物学 细胞生物学
- 腎臟醫學 腎臟醫學
背景情况:
- 分叉头盒蛋白3 (FOXP3) 表达调节性T细胞对于免疫耐受性至关重要.
- 与视网酸相关的孤儿受体γt (RORγt) 通常与T助手17 (Th17) 细胞相关.
- 调节FOXP3+RORγt+T细胞在脏炎症中的作用尚不清楚.
研究的目的:
- 为了研究FOXP3+RORγt+调节性T细胞的存在和功能,在一个球膜炎模型中.
- 为了确定这些细胞是否存在于人类脏疾病中.
主要方法:
- 使用了一种快速进展的淋巴结膜炎的小鼠模型.
- 从实验模型中分析了和脏组织.
- 检查了抗中性粒细胞质抗体相关血管炎患者的活检.
主要成果:
- 研究人员发现,FOXP3+RORγt+调节性T细胞在实验性淋巴结膜炎中是丰富的,无论是局部还是系统性的.
- 这些细胞还在患有抗中性质细胞质抗体相关血管炎的患者的脏中被发现.
- 尽管RORγt表达,但这些细胞在脏内表现出细胞免疫的调节功能.
结论:
- 调节FOXP3+RORγt+的T细胞是实验性淋巴结膜炎中免疫透的重要组成部分.
- 这些细胞在人类脏疾病中存在,这表明它们的作用是保留的.
- 这些调节性T细胞在调节炎中免疫反应方面发挥着功能性作用.
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