PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1081986-6 1976 The frequency of transformation to ampicillin resistance was two- to fivefold higher in strain BC200 (Okinaka and Barnhart, 1974), which was cured of a defective prophage. Ampicillin 35-45 brain cytoplasmic RNA 1 Homo sapiens 95-100 1081986-7 1976 All three clinical ampicillin-resistant strains were poor recipients, but the presence of the ampicillin resistant genes in strain BC200 did not reduce its competence. Ampicillin 94-104 brain cytoplasmic RNA 1 Homo sapiens 131-136