title: Biogenesis of 50 s particles in exponentially growing Escherichia coli.
mesh_terms: D001426:Bacterial Proteins / Q000096:biosynthesis*; D002247:Carbon Isotopes; D004586:Electrophoresis; D004926:Escherichia coli / Q000254:growth & development / Q000378:metabolism*; D007930:Leucine / Q000378:metabolism; D008433:Mathematics; D012270:Ribosomes / Q000378:metabolism*; D014316:Tritium; D014461:Ultracentrifugation
chemical_list: D001426:Bacterial Proteins; D002247:Carbon Isotopes; D014316:Tritium; D007930:Leucine