Cell ProliferationClone CellsCell DivisionCells, CulturedSignal TransductionCell Line, TumorApoptosisCell CycleCell DifferentiationBromodeoxyuridineRNA, MessengerCell LineCell SurvivalCell MovementImmunohistochemistryBlotting, WesternLymphocyte ActivationProliferating Cell Nuclear AntigenPhosphorylationMice, Inbred C57BLReverse Transcriptase Polymerase Chain ReactionMolecular Sequence DataTumor Cells, CulturedKi-67 AntigenGene Expression Regulation, NeoplasticRNA, Small InterferingCell Growth ProcessesDown-RegulationTransfectionGene Expression RegulationBase SequenceT-LymphocytesFlow CytometryEpithelial CellsDose-Response Relationship, DrugMice, KnockoutGene ExpressionStem CellsCyclin D1DNATime FactorsMice, NudeThymidineMice, TransgenicFibroblastsUp-RegulationTranscription FactorsRNA InterferenceMice, Inbred BALB CAmino Acid SequenceProto-Oncogene Proteins c-aktCell CountMuscle, Smooth, VascularCyclin-Dependent Kinase Inhibitor p27Cell Transformation, NeoplasticEnzyme ActivationCell Cycle ProteinsHyperplasiaDNA-Binding ProteinsGrowth InhibitorsEnzyme InhibitorsPhenotypeMutationProto-Oncogene ProteinsExtracellular Signal-Regulated MAP KinasesRats, Sprague-DawleyMitogensMyocytes, Smooth MuscleGene Knockdown TechniquesProto-Oncogene Proteins c-mycGene Expression Regulation, DevelopmentalCyclin-Dependent Kinase Inhibitor p21Antineoplastic AgentsProtein-Serine-Threonine KinasesRecombinant ProteinsMAP Kinase Signaling SystemG1 PhaseMitogen-Activated Protein Kinase 3Breast NeoplasmsCloning, MolecularInterleukin-2Nuclear ProteinsDisease Models, AnimalModels, BiologicalCell AdhesionGrowth SubstancesTranscription, GeneticMitogen-Activated Protein Kinase 1Platelet-Derived Growth FactorFibroblast Growth Factor 2Gene Expression ProfilingPhosphatidylinositol 3-KinasesNeovascularization, PathologicTumor Suppressor Protein p53Transforming Growth Factor betaS PhaseMitosisTumor Suppressor ProteinsMitogen-Activated Protein KinasesDNA Primers