Dr Sarah Brewer
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Why Should You Care About Your Immune System?

(1) Comments | Posted 4 January 2012 | (23:00)

It's easy to take your immune system for granted, yet every day billions of cells patrol your body and repel invaders. Just like a large corporation, each member of your internal army has a different role. Some act as scouts, recognising the presence of foreign proteins and sounding the alarm....

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