tokens: Subcloning of the variant NF-kappa B segments into LTR-driven CAT expression vectors confirmed a correlation between promoter activity and replicative/cytopathic capacity .
folded_tokens: subcloning of the variant nf-kappa b segments into ltr-driven cat expression vectors confirmed a correlation between promoter activity and replicative/cytopathic capacity .
labels: O O O B-DNA_domain_or_region B-protein_molecule I-protein_molecule O O B-DNA_family_or_group B-protein_molecule O O O O O O B-other_name I-other_name O B-other_name I-other_name O