T cell functions are assessed by -: (A) phagocyte index, (B) T cell count, (C) Migration inhibition test, (D) Immunoglobin index
Answer is C. 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 hodgkin's disease. Called also MIF test. Reff: www.mayoclinic.com