Cell ProliferationCells, CulturedCell DivisionCell CycleSignal TransductionApoptosisCell DifferentiationCell Line, TumorCyclin-Dependent KinasesCyclin-Dependent Kinase 2PhosphorylationCyclin-Dependent Kinase 4BromodeoxyuridineLymphocyte ActivationRNA, MessengerCell MovementCell SurvivalCell LineMice, Inbred C57BLImmunohistochemistryBlotting, WesternCyclin-Dependent Kinase Inhibitor p27Cyclin-Dependent Kinase 5Ki-67 AntigenProliferating Cell Nuclear AntigenCyclin D1Tumor Cells, CulturedReverse Transcriptase Polymerase Chain ReactionCyclinsT-LymphocytesFlow CytometryMice, KnockoutCell Cycle ProteinsStem CellsRNA, Small InterferingGene Expression RegulationCDC2-CDC28 KinasesDown-RegulationGene Expression Regulation, NeoplasticMice, TransgenicFibroblastsProtein-Serine-Threonine KinasesG1 PhaseTransfectionEpithelial CellsDose-Response Relationship, DrugCell Growth ProcessesTime FactorsCyclin-Dependent Kinase Inhibitor p21Gene ExpressionTranscription FactorsProto-Oncogene ProteinsCyclin-Dependent Kinase 6Molecular Sequence DataUp-RegulationMuscle, Smooth, VascularThymidineRNA InterferenceEnzyme ActivationCyclin EEnzyme InhibitorsCell CountMice, Inbred BALB CProto-Oncogene Proteins c-aktMice, NudeS PhaseCell Transformation, NeoplasticCDC2 Protein KinaseMitosisDNA-Binding ProteinsMitogensHyperplasiaMyocytes, Smooth MuscleTumor Suppressor ProteinsDNAMutationInterleukin-2Proto-Oncogene Proteins c-mycBase SequenceRats, Sprague-DawleyExtracellular Signal-Regulated MAP KinasesPhenotypeModels, BiologicalNuclear ProteinsGrowth InhibitorsRecombinant ProteinsGene Expression Regulation, DevelopmentalAntineoplastic AgentsCyclin DDisease Models, AnimalCell AdhesionGene Knockdown TechniquesMAP Kinase Signaling SystemProtein BindingB-LymphocytesTransforming Growth Factor betaTumor Suppressor Protein p53Platelet-Derived Growth FactorBreast NeoplasmsGrowth Substances