title: Maturation and recombination of bacteriophage lambda DNA molecules in the absence of DNA duplication.
mesh_terms: D000362:Agar; D002499:Centrifugation, Density Gradient; D002875:Chromosomes; D003090:Coliphages; D004261:DNA Replication; D004279:DNA, Viral; D004926:Escherichia coli; D011995:Recombination, Genetic
chemical_list: D004279:DNA, Viral; D000362:Agar