In this study , we demonstrate that nuclear factor ( NF ) -kappa B and NF-kappa B-like transcription factors are activated after cross-linking CD40 on resting human tonsillar B cells and on B cell lines .
in this study , we demonstrate that nuclear factor ( nf ) -kappa b and nf-kappa b-like transcription factors are activated after cross-linking cd40 on resting human tonsillar b cells and on b cell lines .
O O O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O B-protein_family_or_group I-protein_family_or_group B-protein_family_or_group I-protein_family_or_group O O O O B-protein_molecule O O B-cell_type I-cell_type B-cell_type I-cell_type O O B-cell_line I-cell_line I-cell_line O