DNA Breaks, Single-StrandedDNA, Single-StrandedDNA DamagePeptide Nucleic Acidstert-ButylhydroperoxideDeoxycytosine NucleotidesDNAComet AssayNucleic Acid HeteroduplexesDNA RepairPoly(ADP-ribose) PolymerasesNucleic Acid HybridizationRNANucleic Acid ConformationCell SurvivalBase SequenceThermodynamicsMolecular Sequence DataDNA ReplicationRec A RecombinasesRecombination, GeneticDNA, ViralEscherichia coliNucleic Acid DenaturationTemplates, GeneticDNA HelicasesOligodeoxyribonucleotidesOligonucleotidesModels, MolecularDNA, CircularDNA-Binding ProteinsMutationDNA BreaksBase PairingPlasmidsNucleic Acid RenaturationKineticsDNA Breaks, Double-StrandedDNA, BacterialTranscription, GeneticRad51 RecombinaseAmino Acid SequenceBacteriophage phi X 174Binding SitesSubstrate SpecificityRNA, ViralEndodeoxyribonucleasesDNA-Directed DNA PolymeraseDNA, SuperhelicalBase CompositionDNA NucleotidyltransferasesDNA CleavageRibonuclease HUltraviolet RaysModels, GeneticGuanineProtein BindingEndonucleasesExodeoxyribonucleasesColiphagesRNA, Double-StrandedCytosineDNA LigasesBase Pair MismatchDNA Topoisomerases, Type IElectrophoresis, Agar GelEscherichia coli ProteinsProtein Structure, SecondaryDNA Restriction EnzymesDeoxyribonucleasesExonucleasesDNA PrimersViral ProteinsPyrimidine DimersCell LineThymineSaccharomyces cerevisiaeProtein Structure, TertiaryDeoxyribonucleases, Type II Site-SpecificPolymorphism, Single-Stranded ConformationalMicroscopy, Electron