AntimetabolitesPurinesPurine NucleotidesAntimetabolites, AntineoplasticPurine NucleosidesFloxuridineTetrahydrouridineInosine MonophosphateTrabeculectomyPhosphoribosyl PyrophosphatePurine-Nucleoside PhosphorylaseFluorouracil6-MercaptopurineLeukemia L1210MethotrexateFolic Acid AntagonistsMitomycinCytarabineHypoxanthineHypoxanthinesInosineAntineoplastic AgentsDrug SynergismPentosyltransferasesDrug Screening Assays, AntitumorDeoxycytidineAdenineCell SurvivalDrug Evaluation, PreclinicalKineticsPyrimidine NucleotidesTumor Cells, CulturedGuanosineNeoplasmsCell DivisionCell CycleCell LineAmidophosphoribosyltransferasePurine-Pyrimidine Metabolism, Inborn ErrorsGuanineHypoxanthine PhosphoribosyltransferaseMethylthioinosineRibosemonophosphatesNucleosidesPhosphoribosylglycinamide FormyltransferaseAdenosineHydroxymethyl and Formyl TransferasesXanthineAdenine PhosphoribosyltransferaseAdenylosuccinate LyaseAdenosine DeaminasePyrimidine NucleosidesPhosphoribosylaminoimidazolecarboxamide FormyltransferaseNucleobase Transport ProteinsDeoxyadenosinesRibose-Phosphate PyrophosphokinaseLesch-Nyhan SyndromeXanthinesRibonucleosidesInosine NucleotidesNucleotidesAdenylosuccinate SynthaseAzaserineRibonucleotidesAllantoinGuanosine MonophosphateUric AcidPentosephosphatesAzaguanineFormycinsAdenine NucleotidesCarbon-Nitrogen Ligases with Glutamine as Amide-N-DonorAdenosine MonophosphatePyrimidinesNucleoside Transport ProteinsAdenosine TriphosphateDeoxyribonucleosides