tokens: Using electrophoretic mobility shift assays , we find that TPCK virtually abolishes ( to less than 1% ) the levels of NF ( kappa ) B ( but not Oct-1 ) found in nuclear and whole cell extracts of activated T cells .
folded_tokens: using electrophoretic mobility shift assays , we find that tpck virtually abolishes ( to less than 1% ) the levels of nf ( kappa ) b ( but not oct-1 ) found in nuclear and whole cell extracts of activated t cells .
labels: O B-other_name I-other_name I-other_name I-other_name O O O O B-other_organic_compound O O O O O O O O O O O B-protein_complex I-protein_complex I-protein_complex I-protein_complex I-protein_complex O O O B-protein_molecule O O O O O O O O O B-cell_type I-cell_type I-cell_type O