title: E.s.r.-spectroscopy of radiation-produced radicals in 9-ethyl adenine.
mesh_terms: D000225:Adenine / Q000528:radiation effects*; D004578:Electron Spin Resonance Spectroscopy; D005609:Free Radicals; D005615:Freezing; D011830:Radiation Effects
chemical_list: D005609:Free Radicals; D000225:Adenine