HypoxanthineHypoxanthinesXanthineXanthine OxidaseXanthine DehydrogenaseXanthinesHypoxanthine PhosphoribosyltransferaseInosinePurinesAllopurinolOxypurinolInosine MonophosphateUric AcidPhosphoribosyl PyrophosphateAzaguaninePentosyltransferasesInosine NucleotidesLesch-Nyhan SyndromeAdeninePurine NucleotidesMolybdenumNucleobase Transport ProteinsPurine-Nucleoside PhosphorylasePurine-Pyrimidine Metabolism, Inborn ErrorsGuaninePteridinesAldehyde OxidaseSuperoxidesAdenosineAdenine PhosphoribosyltransferaseFree RadicalsKetone OxidoreductasesThioguaninePurine NucleosidesKineticsAllantoinAdenine NucleotidesNucleosidesMilkTheobromineThioinosineUrate Oxidase6-MercaptopurineHydroxidesTungsten CompoundsGuanosine MonophosphateSuperoxide DismutaseRibonucleosidesHydroxyl RadicalTungstenOxidation-ReductionUracilChromatography, High Pressure LiquidGuanosineHybrid CellsCoenzymesNucleoside Transport ProteinsMetalloproteinsFree Radical ScavengersAzaserineHydrogen PeroxideArchaeoglobalesDeaminationMethylthioinosineMutationDipyridamoleAminopterinCattleGuanine NucleotidesAdenosine MonophosphatePentosephosphatesOxygenReactive Oxygen SpeciesErythrocytesNADCatalaseCell LineGoutElectron Spin Resonance SpectroscopyCoformycinSubstrate SpecificityDNAIMP DehydrogenaseEnzyme InhibitorsN-Glycosyl HydrolasesNucleotidesDNA GlycosylasesFlavin-Adenine DinucleotideThymidineX ChromosomeAdenosine Deaminase InhibitorsAdenylosuccinate SynthaseArchaeoglobusAdenosine DeaminaseLiverAminohydrolasesRibosemonophosphatesCells, CulturedPyrimidine NucleotidesTubercidin