ThymidineThymidine KinaseThymidine PhosphorylaseThymidine MonophosphateThymine NucleotidesGanciclovirCell DivisionSimplexvirusDeoxyuridineDNATritiumNucleosidesFloxuridineBromodeoxyuridineThymineAutoradiographyDeoxyribonucleosidesUridineThymidylate SynthaseDNA ReplicationArabinofuranosyluracilCells, CulturedIdoxuridineAcyclovirCell LineKineticsL Cells (Cell Line)Antiviral AgentsHerpesvirus 1, HumanPyrimidine NucleosidesGenetic TherapyAminopterinBase SequenceTumor Cells, CulturedNucleoside-Phosphate KinaseBromouracilDihydrouracil Dehydrogenase (NAD+)LymphocytesMitogensDeoxycytidine KinaseGenes, ViralCell CycleMolecular Sequence DataDeoxyribonucleotidesDideoxynucleosidesMutationUracilZidovudineDeoxyriboseProdrugsGenetic VectorsHydroxyureaGenes, Transgenic, SuicideTime FactorsTransfectionGenesMitochondrial EncephalomyopathiesHypoxanthinesDNA, NeoplasmCell SurvivalRNA, MessengerCarbon RadioisotopesLeukemia L1210Uridine PhosphorylaseLymphocyte ActivationCytidineDeoxyuracil NucleotidesDNA, ViralDose-Response Relationship, DrugPlasmidsMitosisCulture MediaTrifluridineUridine KinaseNeoplasms, ExperimentalDihydrouracil Dehydrogenase (NADP)Promoter Regions, GeneticGuanineCell CountPyrimidine NucleotidesAdenoviridaePhytohemagglutininsAntimetabolitesDeoxyadenosinesTranscription, GeneticHerpesviridaeEscherichia coliNucleotidesDNA, RecombinantFluorouracilFolic Acid AntagonistsCell ProliferationMethotrexateCulture TechniquesStavudineDeoxycytidinePentosyltransferasesPhosphorylationCricetinaeGene Transfer Techniques