DNA DamageDNA RepairBreastBreast NeoplasmsCell Line, TumorDNA-Binding ProteinsDNA Repair EnzymesUltraviolet RaysBRCA1 ProteinDNA Breaks, Double-StrandedComet AssayCarcinoma, Ductal, BreastLead RadioisotopesRadiation ToleranceAtaxia Telangiectasia Mutated ProteinsGene Expression Regulation, NeoplasticNuclear ProteinsCell Cycle ProteinsMutationRad51 RecombinaseReceptors, EstrogenCell CycleDNA GlycosylasesTumor Suppressor ProteinsGenomic InstabilityTumor Suppressor Protein p53BRCA2 ProteinApoptosisReceptor, erbB-2Breast DiseasesRadiation, IonizingProtein-Serine-Threonine KinasesAntineoplastic AgentsGamma RaysGenes, BRCA1HistonesTamoxifenCheckpoint Kinase 2Neoplasm ProteinsReceptors, ProgesteroneDNA End-Joining RepairGenetic Predisposition to DiseaseDose-Response Relationship, RadiationRecombinational DNA RepairMammographyDNA Mismatch RepairPrognosisNeoplasmsMutS Homolog 2 ProteinCell ProliferationSignal TransductionCell SurvivalXeroderma Pigmentosum Group D ProteinDrug Resistance, NeoplasmNeoplasm MetastasisCase-Control StudiesDNAGene Expression ProfilingNeoplasm InvasivenessTumor Markers, BiologicalRisk FactorsRNA, Small InterferingMolecular Sequence DataLinear Energy TransferReverse Transcriptase Polymerase Chain ReactionRNA, MessengerDNA-Activated Protein KinaseDNA, NeoplasmDNA HelicasesOxidative StressBase SequenceAntigens, NuclearTumor Cells, CulturedPhosphorylationBreast Neoplasms, MaleCell LineBlotting, WesternPoly(ADP-ribose) PolymerasesBase Pair MismatchNeoplasm StagingAntineoplastic Agents, HormonalG2 PhaseImmunohistochemistryRecombination, GeneticGenotypeAging, PrematureTime FactorsX-RaysSaccharomyces cerevisiae ProteinsRNA InterferenceEarly Detection of CancerPolymorphism, GeneticMice, NudeMastectomyHeLa CellsDNA ReplicationFanconi Anemia Complementation Group A ProteinPostmenopauseTranscription FactorsLung Neoplasms