title: Tetrathiafulvalene tetracyanoquinodimethane xanthine oxidase amperometric electrode for the determination of biological purines.
mesh_terms: D000818:Animals; D001643:Bridged Bicyclo Compounds; D003517:Cyclopentanes; D004566:Electrodes; D007202:Indicators and Reagents; D007700:Kinetics; D009570:Nitriles; D011687:Purines / Q000032:analysis*; D014969:Xanthine Oxidase
chemical_list: D001643:Bridged Bicyclo Compounds; D003517:Cyclopentanes; D007202:Indicators and Reagents; D009570:Nitriles; D011687:Purines; C013703:tetracyanoquinodimethane; D014969:Xanthine Oxidase