tokens: The present study employs RNA protection assays to analyze the transcriptional status of the HS2 enhancer in transfected recombinant chloramphenicol acetyltransferase ( CAT ) plasmids .
folded_tokens: the present study employs rna protection assays to analyze the transcriptional status of the hs2 enhancer in transfected recombinant chloramphenicol acetyltransferase ( cat ) plasmids .
labels: O O O O B-other_name I-other_name I-other_name O O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region O B-DNA_molecule I-DNA_molecule B-protein_molecule I-protein_molecule O B-protein_molecule O O O