title: T7 early messenger RNAs are the direct products of ribonuclease III cleavage.
mesh_terms: D003090:Coliphages / Q000378:metabolism*; D004267:DNA Viruses / Q000378:metabolism; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D004591:Electrophoresis, Polyacrylamide Gel; D004926:Escherichia coli / Q000201:enzymology; D012333:RNA, Messenger / Q000096:biosynthesis*; D012367:RNA, Viral / Q000096:biosynthesis*; D012260:Ribonucleases / Q000378:metabolism*; D014158:Transcription, Genetic; D014779:Virus Replication
chemical_list: D012333:RNA, Messenger; D012367:RNA, Viral; D012321:DNA-Directed RNA Polymerases; D012260:Ribonucleases