title: A possible steric factor in the sensitization of anoxic bacteria to x-rays by N-oxyl radicals.
mesh_terms: D000470:Alkaloids / Q000494:pharmacology; D000693:Anaerobiosis; D004247:DNA; D004926:Escherichia coli / Q000528:radiation effects*; D005609:Free Radicals / Q000494:pharmacology; D006571:Heterocyclic Compounds / Q000494:pharmacology; D008956:Models, Chemical; D009589:Nitrogen Oxides / Q000494:pharmacology; D010100:Oxygen; D011838:Radiation-Sensitizing Agents / Q000494:pharmacology*; D013941:Thymine
chemical_list: D000470:Alkaloids; D005609:Free Radicals; D006571:Heterocyclic Compounds; D009589:Nitrogen Oxides; D011838:Radiation-Sensitizing Agents; D004247:DNA; D013941:Thymine; D010100:Oxygen