ApoptosisCell ProliferationCell DivisionCell Line, TumorCells, CulturedSignal TransductionCell CycleCaspasesCell SurvivalApoptosis Regulatory ProteinsCaspase 3Proto-Oncogene Proteins c-bcl-2Inhibitor of Apoptosis ProteinsCell DifferentiationCell LineTumor Cells, CulturedBlotting, WesternIn Situ Nick-End LabelingRNA, MessengerPhosphorylationEnzyme ActivationFlow CytometryDNA FragmentationImmunohistochemistryRNA, Small InterferingBromodeoxyuridineMice, Inbred C57BLDown-RegulationReverse Transcriptase Polymerase Chain ReactionTumor Suppressor Protein p53Transfectionbcl-2-Associated X ProteinDose-Response Relationship, DrugGene Expression Regulation, NeoplasticCell MovementProto-Oncogene ProteinsUp-RegulationMice, KnockoutProliferating Cell Nuclear AntigenAntineoplastic AgentsGene Expression RegulationTime FactorsEnzyme InhibitorsLymphocyte ActivationEpithelial CellsX-Linked Inhibitor of Apoptosis ProteinProto-Oncogene Proteins c-aktKi-67 AntigenCell Growth ProcessesGene ExpressionMice, NudeRNA InterferenceT-LymphocytesFibroblastsCaspase 9Mice, TransgenicCaspase InhibitorsMitochondriaApoptosis Inducing FactorCASP8 and FADD-Like Apoptosis Regulating ProteinTranscription FactorsProtein-Serine-Threonine KinasesCaspase 8Fas Ligand ProteinMolecular Sequence DataMice, Inbred BALB CDNA-Binding ProteinsCyclin D1bcl-X ProteinRats, Sprague-DawleyCyclin-Dependent Kinase Inhibitor p21Stem CellsCell Cycle ProteinsCell CountCell DeathMitogen-Activated Protein KinasesCytochromes cModels, BiologicalDNANeoplasm ProteinsMutationAnnexin A5Proto-Oncogene Proteins c-mycGene Knockdown TechniquesCell Transformation, NeoplasticCyclin-Dependent Kinase Inhibitor p27Muscle, Smooth, VascularMAP Kinase Signaling SystemPhosphatidylinositol 3-KinasesExtracellular Signal-Regulated MAP KinasesDisease Models, AnimalNuclear ProteinsTumor Suppressor ProteinsReactive Oxygen SpeciesThymidineBase SequenceRecombinant ProteinsG1 PhaseNF-kappa BBreast Neoplasms