What are the similarities between the activation of mast cells and NK cells via Fc?RI and Fc?RIII, respectively? Be specific
What will be an ideal response?
Similarities: (1) Activation of both mast cells and NK cells occurs only when their Fc receptors are bound to antigen:antibody complexes. (2) When cross-linking occurs, both mast cells and NK cells release the contents of granules through exocytosis, which involves the fusion of vesicles containing preformed proteins with the cell membrane.
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