GO:0002287

alpha-beta T cell activation involved in immune response

Details: 
The change in morphology and behavior of an alpha-beta T cell resulting from exposure to a mitogen, cytokine, chemokine, cellular ligand, or an antigen for which it is specific, leading to the initiation or perpetuation of an immune response. [GOC:add, ISBN:0781735149]
Evidence Code: 
IMP