它们共同作用引发一种免疫反应，在第二次活动前就击退入侵的寄生虫。

Together, these trigger an immune response which can fight off invading parasites before the second act.

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超重的人易患心脏病和糖尿病-及更为严重的猪流感-因为他们的脂肪激惹炎症，能战胜感染的一种免疫反应。

Overweight people get heart disease and diabetes – and more severe swine flu – because their fat triggers inflammation, an immune response meant to fight infection.

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事实上，在研究人员观察的16种免疫缺陷病毒中，除五种以外，其他十一种都具有各自的nef基因以去除细胞表面的TCR-CD3蛋白。

Indeed, of the 16 immunodeficiency viruses the researchers looked at, all but five had nef genes that removed TCR-CD3 from the cell surface.

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So, the antigen we're thinking about is a vaccine particularly designed to elicit immune response against a pathogen.

我们现在考虑的这种抗原,是一种特别设计的疫苗,它能够诱发免疫效应以消灭病原体

耶鲁公开课 - 生物医学工程探索课程节选

This is commonly used in the immune system as well, but it's a way of amplifying a signal.

免疫系统也常使用这种方法,但这主要是一种放大信号的方式

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But because of the similarity of the viruses, the immune response that people developed would also protect them against natural infections with variola.

因为这两种病毒很相像,人体的免疫应答也能保护自己,免受天花的感染

耶鲁公开课 - 生物医学工程探索课程节选