WHAT IS INNATE IMMUNITY? | Center for Innate Immunity and ...
The innate immune system is the first part of the body to detect invaders such as viruses, bacteria, parasites and toxins, or to sense wounds or trauma. Upon detection of these agents or events, the innate immune system activates cells to attack and destroy the outsider, or to initiate repair, while also informing and modulating the adaptive immune response that follows this first line of defense.
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