tokens: This led to the hypothesis that some of the Rel/ NF-kappa B proteins were key nuclear factors in functions of accessory cells of the immune response .
folded_tokens: this led to the hypothesis that some of the rel/ nf-kappa b proteins were key nuclear factors in functions of accessory cells of the immune response .
labels: O O O O O O O O O B-protein_family_or_group B-protein_molecule I-protein_molecule O O O B-protein_family_or_group I-protein_family_or_group O O O B-cell_type I-cell_type O O B-other_name I-other_name O