Cell CycleCell Cycle ProteinsCell Cycle CheckpointsG1 PhaseMitosisS PhaseCyclinsCell DivisionMenstrual CycleG2 PhaseApoptosisCyclin-Dependent Kinase Inhibitor p21Cyclin-Dependent Kinase Inhibitor p27Cell ProliferationRetinoblastoma ProteinG2 Phase Cell Cycle CheckpointsCDC2 Protein KinaseG0 PhaseCell Line, TumorTumor Suppressor Protein p53G1 Phase Cell Cycle CheckpointsProtein-Serine-Threonine KinasesCyclin-Dependent Kinase 2PhosphorylationMolecular Sequence DataCyclin D1DNA ReplicationCell LineDNA-Binding ProteinsCyclin EDNA DamageGenes, cdcInterphaseCyclin ASignal TransductionCyclin BNuclear ProteinsFlow CytometryMutationCyclin-Dependent Kinase 4Transcription FactorsTumor Suppressor ProteinsModels, BiologicalCell NucleusCDC2-CDC28 KinasesTime FactorsCells, CulturedHeLa Cellscdc25 PhosphatasesEstrous CycleSaccharomyces cerevisiaeTumor Cells, CulturedE2F Transcription FactorsRNA, MessengerGene Expression RegulationTranscription, GeneticBase SequenceAmino Acid SequenceDNACyclin B1Cell DifferentiationSaccharomyces cerevisiae ProteinsCyclin DCell SurvivalCitric Acid CycleBromodeoxyuridineBlotting, WesternE2F1 Transcription FactorProtein BindingProtein KinasesS Phase Cell Cycle CheckpointsFungal ProteinsTransfectionDown-RegulationHistonesFibroblastsSchizosaccharomycesAntineoplastic AgentsCyclin-Dependent Kinase Inhibitor ProteinsGene Expression ProfilingCyclin D3Microtubule-Associated ProteinsGene Expression Regulation, NeoplasticPromoter Regions, GeneticM Phase Cell Cycle CheckpointsRNA, Small InterferingProto-Oncogene ProteinsProliferating Cell Nuclear AntigenHydroxyureaCyclin-Dependent Kinase Inhibitor p16Caulobacter crescentusKineticsRNA InterferenceCarrier ProteinsEnzyme InhibitorsCyclin-Dependent Kinase 6Transcription Factor DP1Cyclin D2Ubiquitin-Protein Ligase ComplexesGene Expression