title: Apparent maturation of Escherichia coli ribosomal RNA in vitro.
mesh_terms: D002499:Centrifugation, Density Gradient; D004926:Escherichia coli / Q000378:metabolism; D009154:Mutation; D010759:Phosphorus Isotopes; D012329:RNA, Bacterial / Q000096:biosynthesis*; D012260:Ribonucleases / Q000378:metabolism; D012270:Ribosomes / Q000378:metabolism*; D014316:Tritium
chemical_list: D010759:Phosphorus Isotopes; D012329:RNA, Bacterial; D014316:Tritium; D012260:Ribonucleases