tokens: To characterize mechanisms responsible for these LIF effects , levels of HIV mRNA , activation of the DNA binding protein nuclear factor ( NF ) -kB , signal transduction pathways , and potential interactions with other cytokines were analyzed .
folded_tokens: to characterize mechanisms responsible for these lif effects , levels of hiv mrna , activation of the dna binding protein nuclear factor ( nf ) -kb , signal transduction pathways , and potential interactions with other cytokines were analyzed .
labels: O O O O O O B-protein_molecule O O O O B-RNA_family_or_group I-RNA_family_or_group O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O B-other_name I-other_name I-other_name O O O O O O B-protein_family_or_group O O O