title: Similarities between the DNA molecules of bacteriophages 424, lambda, and 21, determined by denaturation and electron microscopy.
mesh_terms: D003090:Coliphages / Q000032:analysis*; D004267:DNA Viruses / Q000032:analysis; D004279:DNA, Viral / Q000032:analysis*; D004926:Escherichia coli; D008242:Lysogeny; D008854:Microscopy, Electron; D009690:Nucleic Acid Conformation; D009691:Nucleic Acid Denaturation
chemical_list: D004279:DNA, Viral