title: Early replicative form DNA of bacteriophage S13. I. Sucrose gradient analysis of replicative form made by gene IV mutants.
mesh_terms: D002499:Centrifugation, Density Gradient; D002701:Chloramphenicol / Q000494:pharmacology; D002845:Chromatography; D003090:Coliphages / Q000032:analysis*; D003470:Culture Media; D004261:DNA Replication; D004279:DNA, Viral / Q000032:analysis* / Q000037:antagonists & inhibitors / Q000096:biosynthesis / Q000302:isolation & purification; D004926:Escherichia coli; D005827:Genetics, Microbial; D009154:Mutation; D010759:Phosphorus Isotopes; D012762:Shigella dysenteriae; D014779:Virus Replication
chemical_list: D003470:Culture Media; D004279:DNA, Viral; D010759:Phosphorus Isotopes; D002701:Chloramphenicol