title: The formation of single-strand breaks in intracellular DNA by x-rays.
mesh_terms: D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D003080:Cold Temperature; D003090:Coliphages / Q000528:radiation effects*; D003470:Culture Media; D004260:DNA Repair; D004279:DNA, Viral / Q000302:isolation & purification / Q000528:radiation effects*; D004926:Escherichia coli; D006639:Histidine / Q000378:metabolism; D008242:Lysogeny; D008722:Methods; D009584:Nitrogen; D010100:Oxygen; D011829:Radiation Dosage; D011830:Radiation Effects; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D003470:Culture Media; D004279:DNA, Viral; D014316:Tritium; D006639:Histidine; D009584:Nitrogen; D010100:Oxygen; D013936:Thymidine