ThymineUracilThymine DNA GlycosylaseUracil-DNA GlycosidaseBromouracilN-Glycosyl HydrolasesDNA GlycosylasesCytosineUracil NucleotidesThymine NucleotidesDeoxyribonuclease (Pyrimidine Dimer)PentoxylPyrimidine DimersDeoxyuracil NucleotidesDNANucleotide Transport ProteinsDNA RepairOsmium TetroxideThymidineDeaminationEscherichia coliEndodeoxyribonucleasesAdeninePotassium PermanganateBase SequencePentosyltransferasesGuanineDihydrouracil Dehydrogenase (NADP)UridinePyrimidine Nucleosides5-MethylcytosineDNA DamageUltraviolet RaysOligodeoxyribonucleotidesArabinofuranosyluracilMolecular Sequence DataNucleic Acid ConformationUracil MustardNucleosidesDeoxyuridineDNA, BacterialKineticsUridine MonophosphateMutationBase Pair MismatchOligonucleotidesSubstrate SpecificityUridine PhosphorylaseDNA ReplicationTegafurPyrimidinesOsmiumNucleic Acid DenaturationThiouracilDNA-(Apurinic or Apyrimidinic Site) LyaseDihydropyrimidine Dehydrogenase DeficiencyTritiumBase PairingSulfitesDeoxyribodipyrimidine Photo-LyaseDNA-Directed DNA PolymeraseNucleic Acid HeteroduplexesModels, MolecularBase Composition2-AminopurineCarbon IsotopesPyrimidine NucleotidesDeoxyribonucleosidesNucleotidesThymidine MonophosphateDeoxycytidine MonophosphateFloxuridineCytidineRNA, BacterialBacillus subtilisHydrogen BondingPolydeoxyribonucleotidesOrotidine-5'-Phosphate DecarboxylaseDeoxyriboseCarbon-Oxygen LyasesHypoxanthinePurinesPhotochemistryOrotic AcidBinding SitesOrotate PhosphoribosyltransferaseDeoxyribonuclease IV (Phage T4-Induced)Magnetic Resonance SpectroscopyMegaloblastsHypoxanthinesFluorouracilAmino Acid SequenceBacteriophagesDihydrouracil Dehydrogenase (NAD+)DNA, Single-StrandedRadiation EffectsDNA, ViralColiphagesEscherichia coli ProteinsThymidine Phosphorylase