title: An enzymatic spectrophotometric method for the determination of xanthine and hypoxanthine.
mesh_terms: D007042:Hypoxanthines / Q000652:urine*; D008722:Methods; D011687:Purines / Q000097:blood; D013053:Spectrophotometry; D014527:Uric Acid / Q000652:urine; D014969:Xanthine Oxidase; D014970:Xanthines / Q000652:urine*
chemical_list: D007042:Hypoxanthines; D011687:Purines; D014970:Xanthines; D014527:Uric Acid; D014969:Xanthine Oxidase