tokens: All six B-cell lines tested showed NF-kappa B activation in response to LMP1 expression , and this was followed in five of six lines by expression of ICAM-1 and Bcl-2 .
folded_tokens: all six b-cell lines tested showed nf-kappa b activation in response to lmp1 expression , and this was followed in five of six lines by expression of icam-1 and bcl-2 .
labels: O O B-cell_line I-cell_line O O B-protein_molecule I-protein_molecule O O O O B-protein_molecule O O O O O O O O O O O O O O B-protein_molecule O B-protein_molecule O