In contrast , NF-kappa B activity was not detected in the nucleus following long-term expression of Tax in Jurkat T lymphocytes .
in contrast , nf-kappa b activity was not detected in the nucleus following long-term expression of tax in jurkat t lymphocytes .
O O O B-protein_molecule I-protein_molecule O O O O O O O O O O O B-protein_molecule O B-cell_line I-cell_line I-cell_line O