DNA DamageDNA RepairComet AssayDopamineAtaxia Telangiectasia Mutated ProteinsUltraviolet RaysCell Cycle ProteinsDeoxyguanosineCheckpoint Kinase 2DNA-Binding ProteinsTumor Suppressor Protein p53Protein-Serine-Threonine KinasesDNA Breaks, Double-StrandedOxidative StressDNACell CycleTumor Suppressor ProteinsGamma RaysApoptosisHistonesMethyl MethanesulfonateMutagensNuclear ProteinsMolecular Sequence DataGenomic InstabilityDNA ReplicationMutationG2 PhasePhosphorylationDNA AdductsCell LineCell Line, TumorCell SurvivalDose-Response Relationship, RadiationReactive Oxygen SpeciesHydrogen PeroxideDopamine AntagonistsDNA Repair EnzymesAmino Acid SequenceSignal TransductionBase SequenceProtein Kinases3,4-Dihydroxyphenylacetic AcidCorpus StriatumDNA BreaksRadiation ToleranceCells, CulturedPoly(ADP-ribose) PolymerasesDopamine Plasma Membrane Transport ProteinsGenes, cdcCell Cycle CheckpointsTime FactorsHeLa CellsReceptors, Dopamine D2DNA Breaks, Single-StrandedDNA GlycosylasesRats, Sprague-DawleyRad51 RecombinaseDopamine AgonistsSaccharomyces cerevisiae ProteinsDose-Response Relationship, DrugS PhasePoly dA-dTDopaminergic NeuronsSaccharomyces cerevisiaeFibroblastsBRCA1 ProteinMitosisCell NucleusCell AgingMicronucleus TestsNucleus AccumbensAntioxidantsProtein BindingMicrodialysisSubstantia NigraNeuronsModels, BiologicalDopamine AgentsIntracellular Signaling Peptides and ProteinsHydroxyureaOxidation-ReductionReceptors, DopamineChromatinDNA-Activated Protein KinaseVentral Tegmental AreaG2 Phase Cell Cycle CheckpointsDopamine Uptake InhibitorsCell DeathAlkylating AgentsX-RaysReplication Protein AMice, KnockoutTyrosine 3-MonooxygenaseReceptors, Dopamine D1Blotting, WesternRecombinational DNA RepairDNA HelicasesMice, Inbred C57BLMesencephalon