title: The anatomy of the SP50 bacteriophage DNA molecule.
mesh_terms: D001412:Bacillus subtilis; D001435:Bacteriophages / Q000302:isolation & purification; D002499:Centrifugation, Density Gradient; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D002845:Chromatography; D004279:DNA, Viral / Q000032:analysis / Q000302:isolation & purification; D006824:Hybridization, Genetic; D008854:Microscopy, Electron; D008970:Molecular Weight; D009691:Nucleic Acid Denaturation; D011119:Polynucleotides / Q000032:analysis
chemical_list: D004279:DNA, Viral; D011119:Polynucleotides