Cell ProliferationCell DivisionCells, CulturedCell Line, TumorSignal TransductionApoptosisCell CycleCell DifferentiationBromodeoxyuridineRNA, MessengerCell SurvivalCell MovementImmunohistochemistryCell LineMice, NudeBlotting, WesternLymphocyte ActivationProliferating Cell Nuclear AntigenMice, Inbred C57BLPhosphorylationKi-67 AntigenReverse Transcriptase Polymerase Chain ReactionTumor Cells, CulturedGene Expression Regulation, NeoplasticRNA, Small InterferingCell Growth ProcessesDown-RegulationT-LymphocytesDose-Response Relationship, DrugFlow CytometryGene Expression RegulationEpithelial CellsMice, KnockoutTransfectionCyclin D1Stem CellsMice, Inbred BALB CTime FactorsThymidineGene ExpressionUp-RegulationMice, TransgenicFibroblastsTranscription FactorsRNA InterferenceCell CountProto-Oncogene Proteins c-aktMuscle, Smooth, VascularCyclin-Dependent Kinase Inhibitor p27Molecular Sequence DataCell Transformation, NeoplasticDNAEnzyme ActivationHyperplasiaCell Cycle ProteinsEnzyme InhibitorsGrowth InhibitorsMitogensDNA-Binding ProteinsExtracellular Signal-Regulated MAP KinasesRats, Sprague-DawleyMyocytes, Smooth MuscleAntineoplastic AgentsGene Knockdown TechniquesProto-Oncogene ProteinsProto-Oncogene Proteins c-mycCyclin-Dependent Kinase Inhibitor p21Base SequenceProtein-Serine-Threonine KinasesGene Expression Regulation, DevelopmentalBreast NeoplasmsMAP Kinase Signaling SystemPhenotypeMitogen-Activated Protein Kinase 3Disease Models, AnimalG1 PhaseMutationNeovascularization, PathologicModels, BiologicalMitogen-Activated Protein Kinase 1Nuclear ProteinsCell AdhesionPlatelet-Derived Growth FactorFibroblast Growth Factor 2Interleukin-2Growth SubstancesRecombinant ProteinsPhosphatidylinositol 3-KinasesTransforming Growth Factor betaTumor Suppressor Protein p53S PhaseTumor Suppressor ProteinsMitogen-Activated Protein KinasesMitosisMitotic IndexXenograft Model Antitumor AssaysGene Expression ProfilingEpidermal Growth FactorIn Situ Nick-End LabelingCyclins