Term Name:	mast cell activation
Synonyms:
Definition:	The change in morphology and behavior of a mast cell resulting from exposure to a cytokine, chemokine, soluble factor, or to (at least in mammals) an antigen which the mast cell has specifically bound via IgE bound to Fc-epsilonRI receptors.
Ontology:	GO: Biological Process [GO:0045576]    QuickGO    AmiGO