DeoxyuridineDeoxycytidine KinaseDeoxycytidineDeoxycytidine MonophosphateDeoxyuracil NucleotidesDCMP DeaminaseCytidineDeoxyribonucleosidesTetrahydrouridinePyrophosphatasesThymidineBromodeoxyuridineDeoxycytosine NucleotidesDeoxyribonucleotidesDeoxyadenosinesFloxuridineThymidine MonophosphateCytidine DeaminaseDeaminationUridineThymidine KinaseUracilNucleosidesBromodeoxycytidineArabinofuranosylcytosine TriphosphateNucleoside DeaminasesThymine NucleotidesNucleotide DeaminasesCytarabineThymidylate SynthasePyrimidine NucleosidesPyrimidine NucleotidesArabinonucleosidesDioxolanesPhosphotransferasesUracil NucleotidesDNAAzacitidineIn Situ Nick-End LabelingCladribineMegaloblastsLeukemia L1210IdoxuridineAntimetabolites, AntineoplasticUracil-DNA GlycosidaseKineticsTritiumMitochondrial EncephalomyopathiesApoptosisCytosineCytosine NucleotidesDeoxyguanosinePentosyltransferasesArabinonucleotidesThymineCell LineSarcoma, YoshidaNucleotidesCell DivisionRhodotorulaThymidine PhosphorylaseUridine PhosphorylaseRibonucleotide ReductasesZalcitabineMethotrexateAdenosine KinaseEquilibrative Nucleoside Transporter 1Nucleoside-Phosphate KinaseCytidine TriphosphateSubstrate SpecificityDNA ReplicationCell Survival5'-NucleotidaseCytidine MonophosphateTumor Cells, CulturedCell ProliferationBase SequenceArabinofuranosyluracilMolecular Sequence DataPurine NucleosidesDNA, NeoplasmFolic Acid DeficiencyAnemia, MegaloblasticDeoxyadenine NucleotidesLymphocytesMutationCells, CulturedFluorodeoxyuridylateUridine KinaseCell Line, TumorPyrimidinesAminohydrolasesBone MarrowEscherichia coliTetrahydrofolatesPhosphorylationN-Glycosyl HydrolasesCell CycleDNA MethylationTime Factors