title: Physics and chemistry of spin labels.
mesh_terms: D000818:Animals; D002462:Cell Membrane; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003445:Crustacea; D003461:Crystallography; D003497:Cyclic N-Oxides / Q000138:chemical synthesis; D005609:Free Radicals / Q000138:chemical synthesis; D006454:Hemoglobins; D006736:Horses; D009682:Magnetic Resonance Spectroscopy; D008961:Models, Structural; D011506:Proteins; D011817:Rabbits; D014630:Vagus Nerve
chemical_list: D003497:Cyclic N-Oxides; D005609:Free Radicals; D006454:Hemoglobins; D011506:Proteins