title: Branched DNA molecules: intermediates in T4 recombination.
mesh_terms: D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D003090:Coliphages; D004254:DNA Nucleotidyltransferases; D004279:DNA, Viral; D004926:Escherichia coli; D006824:Hybridization, Genetic; D007239:Infections; D008025:Ligases; D008854:Microscopy, Electron; D008967:Molecular Biology; D009587:Nitrogen Isotopes; D010759:Phosphorus Isotopes; D011995:Recombination, Genetic; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D004279:DNA, Viral; D009587:Nitrogen Isotopes; D010759:Phosphorus Isotopes; D014316:Tritium; D004254:DNA Nucleotidyltransferases; D008025:Ligases