tokens: Therefore , we investigated in situ the nuclear localization of Rel/ NF-kappa B proteins in accessory cells of the immune system by immunohistochemistry and double labeling by immunofluorescence from five normal human tonsils and five lymph nodes with follicular hyperplasia .
folded_tokens: therefore , we investigated in situ the nuclear localization of rel/ nf-kappa b proteins in accessory cells of the immune system by immunohistochemistry and double labeling by immunofluorescence from five normal human tonsils and five lymph nodes with follicular hyperplasia .
labels: O O O O O O O B-other_name I-other_name O B-protein_family_or_group B-protein_molecule I-protein_molecule O O B-cell_type I-cell_type O O B-body_part I-body_part O B-other_name O O O O B-other_name O O B-body_part I-body_part I-body_part O O B-body_part I-body_part O B-other_name I-other_name O