人类对疫苗接种反应的代谢表现
Shuzhao Li1, Nicole L Sullivan2, Nadine Rouphael3
1Department of Medicine, School of Medicine, Emory University, Atlanta, GA 30303, USA.
Cell
|May 16, 2017
概括
这项研究揭示了影响成人带状疹疫苗有效性的重要免疫和代谢因素. 了解这些机制可以改善疫苗设计,并预测老年人群的免疫反应.
科学领域:
- 免疫学
- 疫苗学
- 系统生物学
背景情况:
- 疹带来严重的健康风险,特别是在老年人和免疫力低下的人群中.
- 可用的带状疹疫苗的有效性随着年龄的增长而减弱,因此需要对免疫反应进行更深入的了解.
研究的目的:
- 建立对Zostavax带状疹疫苗免疫反应的综合网络模型.
- 在年轻和老年人中确定与疫苗诱导免疫相关的免疫和代谢相关物.
主要方法:
- 开发一个综合多种生物数据的多因素响应网络.
- 对接种疫苗的人群的转录组,代谢组,细胞和细胞因子数据的分析.
主要成果:
- 接种疫苗引起强烈的抗体,血细胞和CD4+ T细胞反应,但CD8+ T细胞和抗病毒免疫力较弱.
- 在MMRN检测中,发现了代谢途径 (因诺酸盐,甘氨酸脂,固醇) 与免疫反应之间的显著关联.
- 固醇调节结合蛋白1成为抗体和T毛囊细胞反应的关键调节者.
结论:
- 这项研究提供了对带状疹疫苗接种的免疫反应的系统级理解.
- 已确定的代谢途径和调节剂为提高疫苗疗效提供了潜在的点.
- 开发的MMRN框架适用于研究人类免疫力和预测疫苗的有效性.
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