Cell CycleCell ProliferationCell Cycle ProteinsCyclin D1Cell Cycle CheckpointsCyclinsG1 PhaseCell DivisionCyclin-Dependent Kinase 2ApoptosisCyclin-Dependent Kinase 4S PhaseCell Line, TumorCells, CulturedMitosisCyclin-Dependent KinasesSignal TransductionCyclin-Dependent Kinase Inhibitor p27Cyclin D2PhosphorylationCyclin DCyclin-Dependent Kinase Inhibitor p21Cell DifferentiationCDC2 Protein KinaseCDC2-CDC28 KinasesProtein-Serine-Threonine KinasesCell LineG2 PhaseRNA, MessengerCyclin D3Cyclin ERetinoblastoma ProteinCyclin-Dependent Kinase 5Cyclin-Dependent Kinase 6Flow CytometryCell SurvivalTumor Cells, CulturedBromodeoxyuridineMolecular Sequence DataTumor Suppressor Protein p53Tumor Suppressor ProteinsDNA-Binding ProteinsMenstrual CycleBlotting, WesternGene Expression RegulationGene Expression Regulation, NeoplasticG0 PhaseTranscription FactorsG1 Phase Cell Cycle CheckpointsNuclear ProteinsDown-RegulationMutationTime FactorsG2 Phase Cell Cycle CheckpointsReverse Transcriptase Polymerase Chain ReactionDNA ReplicationImmunohistochemistryProliferating Cell Nuclear AntigenProto-Oncogene ProteinsCyclin BRNA, Small InterferingTransfectionGenes, cdcCell NucleusFibroblastsBase SequenceModels, BiologicalTranscription, GeneticDNAMice, Inbred C57BLDNA DamageRNA InterferenceCyclin AGene Expression ProfilingAmino Acid Sequencecdc25 PhosphatasesGene ExpressionHeLa CellsEnzyme InhibitorsCyclin B1InterphaseAntineoplastic AgentsProto-Oncogene Proteins c-mycProtein BindingMice, KnockoutE2F Transcription FactorsCell MovementDose-Response Relationship, DrugKi-67 AntigenCyclin-Dependent Kinase Inhibitor p16Up-RegulationLymphocyte ActivationEnzyme ActivationStem CellsCell Transformation, NeoplasticE2F1 Transcription FactorBreast NeoplasmsMice, TransgenicPromoter Regions, GeneticPhenotype