Mutation of the IL-13 P element site significantly reduced IL-13 promoter activity in response to T-cell activation .
mutation of the il-13 p element site significantly reduced il-13 promoter activity in response to t-cell activation .
O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O B-protein_molecule B-other_name I-other_name O O O B-other_name I-other_name O