title: Free radical formation in a gamma-irradiated pyrimidine-purine co-crystal complex.
mesh_terms: D000225:Adenine / Q000528:radiation effects; D055598:Chemical Phenomena; D002621:Chemistry; D004247:DNA / Q000528:radiation effects; D004578:Electron Spin Resonance Spectroscopy; D005609:Free Radicals; D011687:Purines / Q000528:radiation effects*; D011743:Pyrimidines / Q000528:radiation effects*; D011830:Radiation Effects; D011853:Radiobiology; D013941:Thymine / Q000528:radiation effects
chemical_list: D005609:Free Radicals; D011687:Purines; D011743:Pyrimidines; D004247:DNA; D000225:Adenine; D013941:Thymine