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《Nature》免疫系统“自毁”:GZMK激活补体引发炎症的全新机制
我们的免疫系统配备了一系列防御措施,旨在检测和消除有害威胁。其中最强大的防御机制之一是补体系统——一组在我们身体里巡逻的蛋白质,时刻警惕着感染或受伤的迹象。如今,在补体系统首次被描述 100 多年后,麻省总医院布里格姆的研究人员发现,一种名为颗粒酶 ...
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