title: Influence of anoxia on radiation-induced breaks in the Escherichia coli chromosome.
mesh_terms: D002499:Centrifugation, Density Gradient; D002876:Chromosomes, Bacterial / Q000528:radiation effects*; D004269:DNA, Bacterial / Q000032:analysis / Q000528:radiation effects; D004926:Escherichia coli / Q000528:radiation effects*; D008970:Molecular Weight; D010100:Oxygen / Q000494:pharmacology*; D011831:Radiation Genetics; D011838:Radiation-Sensitizing Agents / Q000494:pharmacology; D013941:Thymine / Q000378:metabolism; D014316:Tritium
chemical_list: D004269:DNA, Bacterial; D011838:Radiation-Sensitizing Agents; D014316:Tritium; D013941:Thymine; D010100:Oxygen