Exogenous IL-4 could overcome the apparent Th2 differentiation defect in seven patients but was without effect in the remaining eight patients .
exogenous il-4 could overcome the apparent th2 differentiation defect in seven patients but was without effect in the remaining eight patients .
O B-protein_molecule O O O O B-other_name I-other_name O O O B-multi_cell O O O O O O O O B-multi_cell O