Deoxycytidine KinaseDeoxycytidineDeoxycytidine MonophosphateCytidineTetrahydrouridineDCMP DeaminaseDeoxycytosine NucleotidesDeoxyribonucleosidesDeoxyadenosinesDeoxyuridineAntineoplastic AgentsBromodeoxycytidineArabinofuranosylcytosine TriphosphateCytarabineCytidine DeaminaseDeoxyribonucleotidesDioxolanesArabinonucleosidesNucleoside DeaminasesNucleosidesPhosphotransferasesAzacitidineThymidine KinaseAntimetabolites, AntineoplasticDeaminationCell Line, TumorThymidineDrug Screening Assays, AntitumorCladribineCytosineUridineDeoxyguanosinePyrimidine NucleosidesCytosine NucleotidesLeukemia L1210NeoplasmsPyrimidine NucleotidesThymine NucleotidesArabinonucleotidesNucleotide DeaminasesDNAThymidine MonophosphateRibonucleotide ReductasesCell SurvivalApoptosisZalcitabineAdenosine KinaseTumor Cells, CulturedEquilibrative Nucleoside Transporter 1Drug Resistance, NeoplasmNucleoside-Phosphate KinaseCytidine TriphosphateKineticsProdrugs5'-NucleotidaseCytidine MonophosphateArabinofuranosyluracilAntineoplastic Agents, PhytogenicCell LineUridine KinasePurine NucleosidesUracilDeoxyadenine NucleotidesDNA MethylationFloxuridineDose-Response Relationship, DrugAminohydrolasesMice, NudeCell ProliferationLeukemiaDrug ResistanceCell CyclePhosphotransferases (Alcohol Group Acceptor)Drug SynergismPhosphorylationGene Expression Regulation, NeoplasticSubstrate SpecificityRibonucleoside Diphosphate ReductaseCell DivisionSimplexvirusXenograft Model Antitumor AssaysStereoisomerismUracil NucleotidesTritiumLactobacillus acidophilusInhibitory Concentration 50NucleotidesMutationNucleoside Transport ProteinsMolecular Sequence DataDeoxyguanine NucleotidesDoxorubicinBromodeoxyuridineStructure-Activity RelationshipBase SequenceAdenosine Deaminase InhibitorsPentosyltransferasesVidarabineHydroxyureaThioinosine