title: Simple radioassay for dihydroorotate dehydrogenase.
mesh_terms: D001406:Bacillaceae / Q000201:enzymology; D002250:Carbon Radioisotopes; D004081:Dihydroorotate Oxidase / Q000032:analysis*; D006801:Humans; D007553:Isotope Labeling / Q000379:methods; D010088:Oxidoreductases / Q000032:analysis*; D013154:Spleen / Q000201:enzymology
chemical_list: D002250:Carbon Radioisotopes; D010088:Oxidoreductases; D004081:Dihydroorotate Oxidase