Therefore , any event that enables T cells to become less responsive to IFN- gamma may potentially alter immune responsiveness to Ag .
therefore , any event that enables t cells to become less responsive to ifn- gamma may potentially alter immune responsiveness to ag .
O O O O O O B-cell_type I-cell_type O O O O O B-protein_molecule I-protein_molecule O O O O O O B-protein_family_or_group O