title: The biosynthesis of phage lambda DNA: the structure of the first intermediate.
mesh_terms: D002499:Centrifugation, Density Gradient; D004269:DNA, Bacterial / Q000096:biosynthesis*; D004926:Escherichia coli; D011830:Radiation Effects; D013936:Thymidine / Q000378:metabolism; D014316:Tritium; D014461:Ultracentrifugation; D014466:Ultraviolet Rays
chemical_list: D004269:DNA, Bacterial; D014316:Tritium; D013936:Thymidine