title: Periodic replication of DNA in steadily growing Escherichia coli: the localized origin of replication.
mesh_terms: D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D002876:Chromosomes, Bacterial / Q000378:metabolism*; D004261:DNA Replication; D004269:DNA, Bacterial / Q000096:biosynthesis*; D004926:Escherichia coli / Q000254:growth & development*; D006824:Hybridization, Genetic; D009584:Nitrogen; D010507:Periodicity; D011868:Radioisotopes; D013936:Thymidine; D013997:Time Factors; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D004269:DNA, Bacterial; D011868:Radioisotopes; D014316:Tritium; D009584:Nitrogen; D013936:Thymidine