DNA RepairDNA Breaks, Double-StrandedDNA DamageAntigens, NuclearDNA-Activated Protein KinaseDNA-Binding ProteinsGamma RaysRecombination, GeneticRadiation ToleranceNuclear ProteinsDNADNA Repair EnzymesRad51 RecombinaseAtaxia Telangiectasia Mutated ProteinsCell Cycle ProteinsDNA End-Joining RepairDNA HelicasesDNA Breaks, Single-StrandedRadiation, IonizingDNA LigasesMutationProtein-Serine-Threonine KinasesHistonesGenomic InstabilityTumor Suppressor ProteinsComet AssayZinostatinDose-Response Relationship, RadiationDNA, Single-StrandedCell Line, TumorUltraviolet RaysCell LineDNA ReplicationMolecular Sequence DataEndodeoxyribonucleasesCell SurvivalPoly(ADP-ribose) PolymerasesSaccharomyces cerevisiaeHeLa CellsGlycolatesCell CycleMutagensExodeoxyribonucleasesBase SequenceAtaxia TelangiectasiaSaccharomyces cerevisiae ProteinsChromosome BreakageProtein BindingChromatinCell NucleusX-RaysTelomereRecQ HelicasesPhosphorylationMeiosisLinear Energy TransferFibroblastsPlasmidsMethyl MethanesulfonateDNA BreaksChromosomal InstabilityVDJ RecombinasesHomologous RecombinationEndonucleasesCricetinaeRad52 DNA Repair and Recombination ProteinBleomycinCheckpoint Kinase 2Tumor Suppressor Protein p53Deoxyribonucleases, Type II Site-SpecificCHO CellsModels, GeneticG2 PhaseApoptosisChromosomal Proteins, Non-HistoneDNA Polymerase betaCells, CulturedS PhaseProtein Structure, TertiaryNucleic Acid ConformationCricetulusDNA, NeoplasmEscherichia coliRecombinational DNA RepairKineticsTime FactorsAmino Acid SequenceFicusinIntracellular Signaling Peptides and ProteinsDNA, FungalBlotting, WesternPyrimidine DimersModels, BiologicalRec A RecombinasesMeiotic Prophase IDNA-(Apurinic or Apyrimidinic Site) LyasePhleomycinsDNA-Directed DNA PolymeraseRNA, Small InterferingSignal Transduction