title: Radiation-induced oxidation of 4-hydroxy-2,2,6,6-tetramethylpiperidine to paramagnetic nitroxide free radicals.
mesh_terms: D002273:Carcinogens; D002851:Chromatography, High Pressure Liquid; D003497:Cyclic N-Oxides; D004578:Electron Spin Resonance Spectroscopy; D005609:Free Radicals; D005720:Gamma Rays; D010084:Oxidation-Reduction; D010880:Piperidines / Q000528:radiation effects*
chemical_list: D002273:Carcinogens; D003497:Cyclic N-Oxides; D005609:Free Radicals; D010880:Piperidines; C024330:lastar A; C003959:TEMPO