In support of this model , we report that the human IL-4 promoter exists in multiple allelic forms that exhibit distinct transcriptional activities in IL-4 -positive T cells .
in support of this model , we report that the human il-4 promoter exists in multiple allelic forms that exhibit distinct transcriptional activities in il-4 -positive t cells .
O O O O O O O O O O B-DNA_domain_or_region B-protein_molecule O O O O O O O O O B-other_name I-other_name O B-protein_molecule O O O O