Cell ProliferationCell CycleCell DivisionCells, CulturedSignal TransductionCell Line, TumorApoptosisCell DifferentiationCell Cycle ProteinsBromodeoxyuridineRNA, MessengerCell LineCell SurvivalImmunohistochemistryCell MovementBlotting, WesternPhosphorylationMenstrual CycleProliferating Cell Nuclear AntigenReverse Transcriptase Polymerase Chain ReactionLymphocyte ActivationMice, Inbred C57BLTumor Cells, CulturedKi-67 AntigenRNA, Small InterferingGene Expression Regulation, NeoplasticTime FactorsDown-RegulationGene Expression RegulationFlow CytometryCell Growth ProcessesDose-Response Relationship, DrugCyclin D1TransfectionEpithelial CellsMice, KnockoutCyclin-Dependent Kinase Inhibitor p27Molecular Sequence DataTranscription FactorsG1 PhaseGene ExpressionStem CellsT-LymphocytesThymidineFibroblastsCell Cycle CheckpointsUp-RegulationRNA InterferenceMice, NudeMice, TransgenicMitosisCell CountCyclin-Dependent Kinase Inhibitor p21S PhaseProto-Oncogene Proteins c-aktDNADNA-Binding ProteinsMuscle, Smooth, VascularMice, Inbred BALB CCyclinsProtein-Serine-Threonine KinasesEnzyme ActivationCell Transformation, NeoplasticModels, BiologicalBase SequenceEnzyme InhibitorsMutationAntineoplastic AgentsProto-Oncogene ProteinsGrowth InhibitorsNuclear ProteinsHyperplasiaProto-Oncogene Proteins c-mycRats, Sprague-DawleyTumor Suppressor Protein p53Gene Knockdown TechniquesGene Expression Regulation, DevelopmentalRetinoblastoma ProteinPhenotypeExtracellular Signal-Regulated MAP KinasesBreast NeoplasmsMitogensTumor Suppressor ProteinsMyocytes, Smooth MuscleEstrous CycleMAP Kinase Signaling SystemGene Expression ProfilingAmino Acid SequenceCyclin-Dependent KinasesRecombinant ProteinsTranscription, GeneticMitogen-Activated Protein Kinase 3Disease Models, AnimalProtein BindingMitogen-Activated Protein Kinase 1Cell AdhesionPhosphatidylinositol 3-KinasesPlatelet-Derived Growth FactorGrowth SubstancesCell Nucleus