title: Letter: Superoxide dismutase and the oxygen effect.
mesh_terms: D002470:Cell Survival / Q000528:radiation effects; D004307:Dose-Response Relationship, Radiation; D004926:Escherichia coli / Q000201:enzymology / Q000528:radiation effects*; D005609:Free Radicals; D010100:Oxygen; D011830:Radiation Effects; D013482:Superoxide Dismutase / Q000502:physiology*
chemical_list: D005609:Free Radicals; D013482:Superoxide Dismutase; D010100:Oxygen