title: Regulation of the lactose operon in vitro. I. Transcription of the lactose operon.
mesh_terms: D002499:Centrifugation, Density Gradient; D003090:Coliphages; D004279:DNA, Viral; D004926:Escherichia coli / Q000201:enzymology; D005796:Genes; D006824:Hybridization, Genetic; D007785:Lactose / Q000378:metabolism*; D008967:Molecular Biology; D009876:Operon; D012316:RNA Nucleotidyltransferases; D012333:RNA, Messenger / Q000096:biosynthesis*; D013997:Time Factors; D014316:Tritium; D014529:Uridine / Q000378:metabolism
chemical_list: D004279:DNA, Viral; D012333:RNA, Messenger; D014316:Tritium; D012316:RNA Nucleotidyltransferases; D007785:Lactose; D014529:Uridine