title: Electron paramagnetic resonance studies on melanins. I. The effect of pH on spectra at Q band.
mesh_terms: D000818:Animals; D002417:Cattle; D055598:Chemical Phenomena; D002621:Chemistry; D004578:Electron Spin Resonance Spectroscopy; D005123:Eye; D006863:Hydrogen-Ion Concentration; D008543:Melanins
chemical_list: D008543:Melanins