The binding site for nuclear factor-kappaB ( NF-kappaB ) is present at the promoter region of the germline Cepsilon gene , but there is little information on whether this factor is involved in regulating IgE synthesis by human B cells .
the binding site for nuclear factor-kappab ( nf-kappab ) is present at the promoter region of the germline cepsilon gene , but there is little information on whether this factor is involved in regulating ige synthesis by human b cells .
O B-DNA_domain_or_region I-DNA_domain_or_region O B-protein_complex I-protein_complex O B-protein_complex O O O O O B-DNA_domain_or_region I-DNA_domain_or_region O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O O O O O O O O O O O O B-protein_family_or_group O O B-cell_type I-cell_type I-cell_type O