tokens: This activation is mediated by the host transcription factor NF-kappa B [ G . Nabel and D . Baltimore , Nature ( London ) 326 : 711-717 , 1987 ] .
folded_tokens: this activation is mediated by the host transcription factor nf-kappa b [ g . nabel and d . baltimore , nature ( london ) 326 : 711-717 , 1987 ] .
labels: O O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group B-protein_molecule I-protein_molecule O O O O O O O O O O O O O O O O O O O O