T cell activation via T cell receptor contact with antigen bound to MHC molecule on antigen presenting cell
The change in morphology and behavior of a mature or immature T cell resulting from exposure to an antigen for which its T cell receptor is specific bound to an MHC molecule on an antigen presenting cell, leading to the initiation or perpetuation of an immune response.
GO:0002286
T cell activation involved in immune response
is_a
T lymphocyte activation via T cell receptor contact with antigen bound to MHC molecule on antigen presenting cell
exact
T-cell activation via T cell receptor contact with antigen bound to MHC molecule on antigen presenting cell
exact
T-lymphocyte activation via T cell receptor contact with antigen bound to MHC molecule on antigen presenting cell
exact