Thymidylate SynthaseFluorodeoxyuridylateDeoxyuracil NucleotidesThymidine MonophosphateFolic Acid AntagonistsFloxuridineGene ExpressionGene Expression ProfilingGene Expression RegulationAntimetabolites, AntineoplasticDihydrouracil Dehydrogenase (NADP)ThiophenesTetrahydrofolatesFluorouracilRNA, MessengerQuinazolinesNucleoside-Phosphate KinaseIsoindolesTrimetrexateFolic AcidDeoxyuridineBase SequenceTetrahydrofolate DehydrogenaseMolecular Sequence DataLactobacillus caseiPteroylpolyglutamic AcidsLeukemia L1210MethyltransferasesOligonucleotide Array Sequence AnalysisPolyglutamic AcidThymidine PhosphorylaseMethotrexateTranscription, GeneticEnzyme InhibitorsGene Expression Regulation, EnzymologicReverse Transcriptase Polymerase Chain ReactionThymidineGene Expression Regulation, NeoplasticThymine NucleotidesTumor Cells, CulturedKineticsPromoter Regions, GeneticCell LineColonic NeoplasmsLeucovorinMutationAmino Acid SequenceColorectal NeoplasmsEscherichia coliOrotate PhosphoribosyltransferaseGlycine HydroxymethyltransferaseCitrate (si)-SynthaseHydroxymethyl and Formyl TransferasesGlutamatesGene Expression Regulation, DevelopmentalThymidine KinaseReduced Folate Carrier ProteinGuanineCloning, MolecularBinding SitesDNATranscription FactorsLentinanPolymerase Chain ReactionTime Factors5-Methyltetrahydrofolate-Homocysteine S-MethyltransferaseCells, CulturedPhosphoribosylaminoimidazolecarboxamide FormyltransferaseCell Line, TumorMethylenetetrahydrofolate Reductase (NADPH2)Drug Resistance, NeoplasmDNA PrimersGlycogen SynthaseDNA-Binding ProteinsGlycogen Synthase Kinase 3TransfectionCell DivisionCell CyclePhosphoribosylglycinamide FormyltransferasePolymorphism, GeneticImmunohistochemistryAntineoplastic AgentsGene Expression Regulation, PlantNitric Oxide Synthase Type IUracilDrug ResistanceProtein BindingDose-Response Relationship, DrugPlasmidsTandem Repeat SequencesModels, MolecularProtein BiosynthesisBlotting, WesternMolecular StructureGene Expression Regulation, BacterialRNAFlavinsPeptide SynthasesDNA, NeoplasmFolate Receptors, GPI-Anchored