tokens: Furthermore , treatment of nuclear extracts from these cells that had restricted expression with lipopolysaccharide increased viral production and NF-kappa B activity .
folded_tokens: furthermore , treatment of nuclear extracts from these cells that had restricted expression with lipopolysaccharide increased viral production and nf-kappa b activity .
labels: O O O O B-cell_component I-cell_component O O O O O B-other_name I-other_name O B-lipid O O O O B-protein_molecule I-protein_molecule O O