Term Name: natural killer cell activation
Synonyms: NK cell activation
Definition: The change in morphology and behavior of a natural killer cell in response to a cytokine, chemokine, cellular ligand, or soluble factor.
Ontology: GO: Biological Process [GO:0030101]    QuickGO    AmiGO

Relationships
has parts: establishment of natural killer cell polarity
is a type of: lymphocyte activation
has subtype: natural killer cell activation involved in immune response natural killer cell differentiation natural killer cell proliferation
negatively regulated by: negative regulation of natural killer cell activation
positively regulated by: positive regulation of natural killer cell activation
regulated by: regulation of natural killer cell activation