CD27+ B cells had the ability to produce IgE , which was increased by contact with CD70 transfectants , whereas CD27- B cells did not produce IgE .
cd27+ b cells had the ability to produce ige , which was increased by contact with cd70 transfectants , whereas cd27- b cells did not produce ige .
B-cell_type I-cell_type I-cell_type O O O O O B-protein_family_or_group O O O O O O O B-other_artificial_source I-other_artificial_source O O B-other_artificial_source I-other_artificial_source I-other_artificial_source O O O B-protein_family_or_group O