DNA DamagePeptide Nucleic AcidsNucleic Acid HeteroduplexesDNADNA RepairComet AssayRNANucleic Acid HybridizationAtaxia Telangiectasia Mutated ProteinsUltraviolet RaysNucleic Acid ConformationThermodynamicsCell Cycle ProteinsBase SequenceDeoxyguanosineOxidative StressCheckpoint Kinase 2Tumor Suppressor Protein p53DNA-Binding ProteinsDNA Breaks, Double-StrandedProtein-Serine-Threonine KinasesCell CycleGamma RaysTumor Suppressor ProteinsApoptosisMethyl MethanesulfonateMutagensHistonesNuclear ProteinsGenomic InstabilityG2 PhaseDNA ReplicationReactive Oxygen SpeciesMutationDose-Response Relationship, RadiationCell SurvivalHydrogen PeroxidePhosphorylationCell Line, TumorCell LineDNA Repair EnzymesDNA AdductsDNA BreaksSignal TransductionRadiation TolerancePoly(ADP-ribose) PolymerasesDNA Breaks, Single-StrandedProtein KinasesDNA GlycosylasesGenes, cdcAntioxidantsCell Cycle CheckpointsCells, CulturedBrain Damage, ChronicRad51 RecombinaseHeLa CellsTime FactorsMicronucleus TestsSaccharomyces cerevisiae ProteinsFibroblastsBRCA1 ProteinMitosisCell AgingCell NucleusSaccharomyces cerevisiaeX-RaysOxidation-ReductionAlkylating AgentsCell DeathHydroxyureaS PhaseModels, BiologicalIntracellular Signaling Peptides and ProteinsDNA-Activated Protein KinaseChromatinG2 Phase Cell Cycle CheckpointsReplication Protein AProtein BindingLipid PeroxidationRecombinational DNA RepairMolecular Sequence DataDose-Response Relationship, DrugDNA HelicasesMicronuclei, Chromosome-DefectiveOxidantsRNA, Small InterferingPoly Adenosine Diphosphate RiboseBlotting, WesternDNA-Formamidopyrimidine GlycosylaseSOS Response (Genetics)Mice, KnockoutMice, Inbred C57BLRecombination, GeneticDisease Models, AnimalMitomycinProto-Oncogene Proteins c-mdm2GuanineLymphocytesHCT116 CellsMutagenicity Tests