tokens: On the other hand , stimulation of T cells by mitogens or antibodies to the T-cell receptor ( TCR ) - CD3 complex resulted in the down-regulation of transcriptional factors NF-kappa B and AP-1 in cells expressing the nef gene compared with cells not expressing the nef gene .
folded_tokens: on the other hand , stimulation of t cells by mitogens or antibodies to the t-cell receptor ( tcr ) - cd3 complex resulted in the down-regulation of transcriptional factors nf-kappa b and ap-1 in cells expressing the nef gene compared with cells not expressing the nef gene .
labels: O O O O O O O B-cell_type I-cell_type O O O O O O O O O O O O B-protein_molecule O O O O O O O O B-protein_molecule I-protein_molecule O B-protein_molecule O O O O O O O O O O O O O O O