At what point is the adaptive immune response initiated?
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If the pathogen is not recognized and attacked by soluble effector
molecules and effector cells, the adaptive immune response is initiated.
, How are macrophages induced to synthesize inflammatory cytokines?
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Binding of bacterial components to signalling receptors on macrophages
induces the synthesis of inflammatory cytokines.
MHC class 2
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- Present extracellular antigens
- Bind to CD4 T cells (helper)
- Expressed by professional antigen-presenting cells: dendritic cells,
macrophages, B lymphocytes
How long does the adaptive immune response last?
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4 days until defeat of pathogens, defeat of the host, or the truce of chronic
disease
What happens if the pathogen cannot be eliminated by adaptive immune response?
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