DNA DamageDNA-Directed DNA PolymeraseDNA RepairDNA Polymerase IDNA Polymerase IIDNA Polymerase IIIDNA Polymerase betaDNA ReplicationUltraviolet RaysDNA Breaks, Double-StrandedLead RadioisotopesDNA-Binding ProteinsDNATemplates, GeneticMolecular Sequence DataComet AssayBase SequenceMutationAtaxia Telangiectasia Mutated ProteinsRadiation ToleranceDNA Repair EnzymesCell Cycle ProteinsRad51 RecombinaseRNA-Directed DNA PolymerasePolymerase Chain ReactionBRCA1 ProteinExodeoxyribonucleasesCell CycleNuclear ProteinsHistonesGenomic InstabilityDNA GlycosylasesDNA End-Joining RepairProliferating Cell Nuclear AntigenRNA Polymerase IIGamma RaysRadiation, IonizingRecombinational DNA RepairEscherichia coliCheckpoint Kinase 2Protein-Serine-Threonine KinasesExonucleasesHeLa CellsTumor Suppressor ProteinsAmino Acid SequenceSaccharomyces cerevisiaeCell LineCell Line, TumorDNA PrimaseSaccharomyces cerevisiae ProteinsDeoxyribonucleotidesPoly(ADP-ribose) PolymerasesDNA HelicasesLinear Energy TransferDose-Response Relationship, RadiationTumor Suppressor Protein p53Protein BindingTranscription, GeneticThymine NucleotidesDNA-Activated Protein KinaseApoptosisKineticsRecombination, GeneticOxidative StressAging, PrematureDNA NucleotidyltransferasesAntigens, NuclearAphidicolinChromatinDNA, ViralCell SurvivalDNA, Single-StrandedCell NucleusRNA NucleotidyltransferasesG2 PhaseDeoxyguanosineDNA-Directed RNA PolymerasesX-RaysExodeoxyribonuclease VPhosphorylationFanconi Anemia Complementation Group A ProteinDeoxycytosine NucleotidesBRCA2 ProteinProtein Structure, TertiaryDNA PrimersDeoxyguanine NucleotidesBase Pair MismatchFibroblastsMethyl MethanesulfonateRadiation-Sensitizing AgentsMutagenesisSignal TransductionNucleotidesCells, CulturedDNA AdductsS PhaseTaq PolymeraseGuanineModels, BiologicalMitomycin