title: In vivo and in vitro transcription of T7 early genes by T7 RNA polymerase.
mesh_terms: D002462:Cell Membrane / Q000187:drug effects / Q000201:enzymology; D003090:Coliphages / Q000187:drug effects / Q000201:enzymology*; D012321:DNA-Directed RNA Polymerases / Q000096:biosynthesis*; D004926:Escherichia coli / Q000166:cytology / Q000187:drug effects / Q000201:enzymology; D005796:Genes; D007700:Kinetics; D009693:Nucleic Acid Hybridization; D012293:Rifampin / Q000494:pharmacology; D013056:Spectrophotometry, Ultraviolet; D013997:Time Factors; D014158:Transcription, Genetic; D014316:Tritium
chemical_list: D014316:Tritium; D012321:DNA-Directed RNA Polymerases; D012293:Rifampin