title: Detection of tryptophan messenger RNA in several bacterial species and examination of the properties of heterologous DNA-RNA hybrids.
mesh_terms: D001483:Base Sequence; D002499:Centrifugation, Density Gradient; D003090:Coliphages; D004269:DNA, Bacterial / Q000096:biosynthesis*; D004754:Enterobacter / Q000378:metabolism; D004926:Escherichia coli; D006358:Hot Temperature; D009693:Nucleic Acid Hybridization; D009876:Operon; D011513:Proteus mirabilis / Q000378:metabolism; D012329:RNA, Bacterial / Q000096:biosynthesis*; D012333:RNA, Messenger / Q000032:analysis*; D012260:Ribonucleases; D012486:Salmonella typhimurium / Q000378:metabolism; D012706:Serratia marcescens / Q000378:metabolism; D012762:Shigella dysenteriae / Q000378:metabolism; D014316:Tritium; D014364:Tryptophan / Q000378:metabolism
chemical_list: D004269:DNA, Bacterial; D012329:RNA, Bacterial; D012333:RNA, Messenger; D014316:Tritium; D014364:Tryptophan; D012260:Ribonucleases