title: Biosynthesis of ribosomes in E. coli. I. Properties of ribosomal precursor particles and their RNA components.
mesh_terms: D002499:Centrifugation, Density Gradient; D002845:Chromatography; D004589:Electrophoresis, Disc; D004926:Escherichia coli / Q000032:analysis* / Q000254:growth & development; D006824:Hybridization, Genetic; D008274:Magnesium; D008970:Molecular Weight; D009698:Nucleoproteins / Q000032:analysis* / Q000302:isolation & purification; D009711:Nucleotides / Q000032:analysis; D010759:Phosphorus Isotopes; D012329:RNA, Bacterial / Q000302:isolation & purification*; D012260:Ribonucleases; D012270:Ribosomes; D014316:Tritium; D014498:Uracil / Q000378:metabolism
chemical_list: D009698:Nucleoproteins; D009711:Nucleotides; D010759:Phosphorus Isotopes; D012329:RNA, Bacterial; D014316:Tritium; D014498:Uracil; D012260:Ribonucleases; D008274:Magnesium