title: Free radicals in pyrimidines: E.S.R. of gamma-irradiated single crystals of alloxantin.
mesh_terms: D000496:Alloxan / Q000528:radiation effects*; D003461:Crystallography; D004578:Electron Spin Resonance Spectroscopy; D005609:Free Radicals; D011830:Radiation Effects
chemical_list: D005609:Free Radicals; D000496:Alloxan