Melissa fang

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Before we talk about how vaccines work, we need to understand what immunity is.Our immune system can recognize foreign invaders, also called an antigen, and produces antibodies against it. The first time the body encounters an antigen, it can take several days for your body to ...Learn More


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    Changhao Bi

    Tianjin Institute of Industrial Biotechnology, Chinese Academy of Sciences

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    Institute of Plant Physiology and Ecology, CAS

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    Jon Coren

    Elizabethtown College