tokens: We first found that NAC inhibited the constitutive as well as the LPS -induced activity of the transcription factor NF-kappaB .
folded_tokens: we first found that nac inhibited the constitutive as well as the lps -induced activity of the transcription factor nf-kappab .
labels: O O O O B-amino_acid_monomer O O O O O O O B-lipid O O O O B-protein_family_or_group I-protein_family_or_group B-protein_complex O