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Table 1. Comparison of innate and adaptive immune responses![]() |
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Property | Innate immunity | Adaptive immunity | |||
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Triggering molecules | repetitive molecular units | antigen + association structures | |||
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Recognition mechanism | direct | indirect | |||
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Onset of response | immediate (hours) | delayed (days) | |||
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Clonal expansion of responder cells | no | yes | |||
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Induces inflammation | always | often | |||
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Memory (to prevent reinfection) | no | yes | |||
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