Daily Archives: February 8, 2013

Our Immune System ‘Remembers’ Microbes It’s Never Fought Before

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Author: Rebecca Boyle

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Immune cells build up strength against common bugs we encounter everywhere, and this helps us resist more dangerous ones. Kids eating dirt: Maybe a good thing. Immune cells are like the Hatfields and McCoys of our bodies--once wronged, they never, ever forget. This is how we gain immunity, and it’s...