DNA Breaks, Double-StrandedDNA RepairDNA DamageDNAAntigens, NuclearDNA Breaks, Single-StrandedAtaxia Telangiectasia Mutated ProteinsDNA-Binding ProteinsRecombination, GeneticDNA-Activated Protein KinaseComet AssayGamma RaysRad51 RecombinaseZinostatinRadiation, IonizingDNA End-Joining RepairCell Cycle ProteinsDNA, Single-StrandedDNA BreaksDNA LigasesHistonesNuclear ProteinsDNA HelicasesDNA Repair EnzymesProtein-Serine-Threonine KinasesTumor Suppressor ProteinsDNA ReplicationMutationDose-Response Relationship, RadiationGenomic InstabilityRadiation TolerancePoly(ADP-ribose) PolymerasesFicusinGlycolatesBase SequenceMolecular Sequence DataX-RaysEndodeoxyribonucleasesCell LineAtaxia TelangiectasiaChromosome BreakageEndonucleasesPlasmidsMeiosisMeiotic Prophase IHomologous RecombinationCell CycleExodeoxyribonucleasesDeoxyribonucleases, Type II Site-SpecificCell SurvivalChromatinUltraviolet RaysPhleomycinsLinear Energy TransferSaccharomyces cerevisiae ProteinsMutagensSaccharomyces cerevisiaeNucleic Acid ConformationHeLa CellsTelomereDNA Topoisomerases, Type IICell Line, TumorRad52 DNA Repair and Recombination ProteinPhosphorylationBleomycinProtein BindingRecQ HelicasesRec A RecombinasesCell NucleusEscherichia coliDNA, FungalKineticsMethyl MethanesulfonateDNA Polymerase betaCricetinaeDeoxyribonucleasesChromosomal InstabilityFibroblastsEnediynesDNA, NeoplasmCheckpoint Kinase 2Models, GeneticTumor Suppressor Protein p53S PhaseAdenovirus E4 ProteinsChromosome PairingPhthalazinesMitomycinAphidicolinProtein Structure, TertiarySpermatocytesCricetulusFanconi Anemia Complementation Group D2 ProteinAmino Acid SequenceG2 PhaseCHO CellsDNA-Directed DNA PolymeraseChromosomesSubstrate SpecificityApoptosis