title: Radiation damage in L-histidine-HCl monohydrate.
mesh_terms: D004578:Electron Spin Resonance Spectroscopy; D005609:Free Radicals; D005615:Freezing; D006639:Histidine / Q000528:radiation effects*; D011830:Radiation Effects
chemical_list: D005609:Free Radicals; D006639:Histidine