title: Role of polynucleotide ligase in T4 DNA replication.
mesh_terms: D002499:Centrifugation, Density Gradient; D003090:Coliphages / Q000378:metabolism*; D004261:DNA Replication; D004279:DNA, Viral / Q000096:biosynthesis*; D004926:Escherichia coli / Q000378:metabolism*; D008025:Ligases / Q000378:metabolism*; D010759:Phosphorus Isotopes; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D004279:DNA, Viral; D010759:Phosphorus Isotopes; D014316:Tritium; D008025:Ligases; D013936:Thymidine