title: A preferred origin for the replication of lambda DNA.
mesh_terms: D002247:Carbon Isotopes; D003090:Coliphages; D003596:Cytosine; D004261:DNA Replication; D004269:DNA, Bacterial; D004279:DNA, Viral; D004926:Escherichia coli; D006147:Guanine; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D004269:DNA, Bacterial; D004279:DNA, Viral; D014316:Tritium; D006147:Guanine; D003596:Cytosine