What are the principles of adaptive and innate immune system

Innate immune already present in body, and adaptive type is afterAdaptive immunity is initiated when an innate immunity fails to respond to infection or antigen

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macrophages and neutrophils of the innate immune system provide a first line of defense against many common microorganisms and are essential for the control of common bacterial inf...

Adaptive immunity is initiated when an innate immune response fails to eliminate a new infection, and antigen and activated antigen-presenting cells are delivered to the draining l...