title: Production of free radicals in DNA and inactivation of its biological activity by gamma-rays.
mesh_terms: D000818:Animals; D001435:Bacteriophages / Q000528:radiation effects; D002417:Cattle; D002460:Cell Line; D003036:Cobalt Isotopes; D003543:Cysteamine / Q000494:pharmacology; D004279:DNA, Viral / Q000528:radiation effects*; D004578:Electron Spin Resonance Spectroscopy; D005609:Free Radicals; D011830:Radiation Effects; D011853:Radiobiology; D013950:Thymus Gland
chemical_list: D003036:Cobalt Isotopes; D004279:DNA, Viral; D005609:Free Radicals; D003543:Cysteamine