干扰素反应基因评分与青少年皮肤肌肉炎疾病活动之间的相关性
Jayne M MacMahon1, Mohammad Massumi2, Trang T Duong3
1J.M. MacMahon, MB BCh BAO, Division of Rheumatology, The Hospital for Sick Children, and Department of Pediatrics, Temerty Faculty of Medicine, University of Toronto, and Child Health Evaluative Sciences, SickKids Research Institute.
1型干扰素 (IFN) 响应基因 (IRG) 评分与青少年皮肤肌炎 (JDM) 的疾病活性相关. 这一发现在疾病的早期和随着时间的推移都适用,这表明IRG得分是潜在的JDM生物标志物.
科学领域:
- 类风湿病学 类风湿病学
- 免疫学 免疫学 免疫学
- 遗传学 遗传学 是一个
背景情况:
- 1型干扰素 (IFN) 涉及青少年皮肤肌炎 (JDM) 病原发生.
- 通过NanoString技术测量的干扰素反应基因 (IRG) 评分显示,它有可能成为JDM的疾病活性标志物.
研究的目的:
- 调查JDM患者的IRG得分和疾病活性之间的相关性.
- 为了在早期阶段和纵向疾病过程中评估这种相关性.
主要方法:
- 被诊断为JDM的患者从2015年1月到2022年6月被录取.
- 使用NanoString技术计算来自RNA的IRG得分.
- 临床数据被前性地收集,以计算修改后的疾病活动评分.
- 斯皮尔曼相关性和线性混合模型回归被用于分析.
主要成果:
- 在入学时,IRG得分和疾病活性之间观察到强烈的正相关性 (r_s = 0.78).
- 这种相关性在以前没有接受过治疗的患者中也显著 (r_s = 0.63).
- 纵向分析证实了持久的关系,在未经治疗的受试者中具有显著系数 (β = 0.004,P < 0.001).
结论:
- 在JDM中,IRG得分与疾病活性有显著的相关性.
- 这种相关性在整个疾病过程中保持不变.
- IRG评分显示,作为JDM管理的一个有价值的生物标志物,它是有前途的.
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