<prompt> T cell functions are assessed by -phagocyte indexT cell countMigration inhibition testImmunoglobin index  <response>: Migration inhibitory factor test an in vitro test for the production of migration inhibitory factor MIF by lymphocytes in response to specific antigens; used for evaluation of cell-mediated immunity. MIF production is absent in ceain immunodeficiency disorders, such as wiskott-aldrich syndrome and hodgkins disease. Called also MIF test. Reff: 