Cell ProliferationCells, CulturedSignal TransductionCell Line, TumorApoptosisCell DivisionRNA, MessengerCell DifferentiationMice, TransgenicCell LineTransfectionGene ExpressionImmunohistochemistryCell CycleBlotting, WesternReverse Transcriptase Polymerase Chain ReactionGene Expression Regulation, NeoplasticMolecular Sequence DataGene Expression RegulationUp-RegulationTranscription FactorsMice, Inbred C57BLPhosphorylationRNA, Small InterferingCell MovementCell SurvivalTumor Cells, CulturedDown-RegulationMutationBase SequenceDNA-Binding ProteinsRNA InterferencePhenotypeMice, KnockoutBromodeoxyuridineProto-Oncogene ProteinsPromoter Regions, GeneticAmino Acid SequenceLymphocyte ActivationFlow CytometryCyclin D1Time FactorsNuclear ProteinsFibroblastsProtein-Serine-Threonine KinasesKi-67 AntigenEpithelial CellsProtein BindingGene Knockdown TechniquesEnzyme ActivationMembrane ProteinsProto-Oncogene Proteins c-aktTumor Suppressor Protein p53Recombinant ProteinsCell Transformation, NeoplasticMice, NudeTranscription, GeneticCell Cycle ProteinsProliferating Cell Nuclear AntigenBreast NeoplasmsStem CellsT-LymphocytesGene Expression Regulation, DevelopmentalNeoplasm ProteinsCell Growth ProcessesDose-Response Relationship, DrugCarrier ProteinsTrans-ActivatorsDNA PrimersDisease Models, AnimalRecombinant Fusion ProteinsEnzyme InhibitorsGene Expression ProfilingModels, BiologicalProto-Oncogene Proteins c-bcl-2Neoplasm InvasivenessProto-Oncogene Proteins c-mycMice, Inbred BALB CAdenoviridaeRepressor ProteinsRats, Sprague-DawleyCyclin-Dependent Kinase Inhibitor p27MicroRNAsIntracellular Signaling Peptides and ProteinsGene Expression Regulation, EnzymologicMuscle, Smooth, VascularGenetic VectorsCell NucleusAntineoplastic AgentsCell AdhesionHyperplasiaDNATumor Suppressor ProteinsPhosphatidylinositol 3-KinasesCell CountTransforming Growth Factor betaImmunoblottingMAP Kinase Signaling SystemCyclin-Dependent Kinase Inhibitor p21HeLa Cells