Cell CycleCell Cycle ProteinsCyclin-Dependent Kinase Inhibitor p27CyclinsCyclin DG1 PhaseCyclin D1Cyclin-Dependent Kinase Inhibitor p21Retinoblastoma ProteinCyclin-Dependent Kinase 4Cell DivisionCyclin-Dependent KinasesCell Cycle CheckpointsMitosisS PhaseCyclin D2Cyclin B1Cell ProliferationProliferating Cell Nuclear AntigenCyclin BCyclin ECyclin-Dependent Kinase 2CDC2 Protein KinaseCyclin AApoptosisE2F1 Transcription FactorTumor Suppressor ProteinsCyclin D3CDC2-CDC28 KinasesTumor Suppressor Protein p53E2F Transcription FactorsCells, CulturedCell Line, TumorPhosphorylationProtein-Serine-Threonine KinasesMenstrual CycleG2 PhaseMicrotubule-Associated ProteinsDNA-Binding ProteinsKi-67 AntigenFlow CytometryGene Expression RegulationSignal TransductionCyclin-Dependent Kinase Inhibitor p16Transcription FactorsG2 Phase Cell Cycle CheckpointsBlotting, WesternCell DifferentiationDNATime FactorsImmunohistochemistryMutationRNA, MessengerCell SurvivalProto-Oncogene ProteinsCell LineG0 PhaseMolecular Sequence DataDown-RegulationG1 Phase Cell Cycle CheckpointsNuclear ProteinsEnzyme InhibitorsDNA ReplicationGenes, cdcDNA DamageInterphaseTumor Cells, CulturedAmino Acid SequenceEstrous Cyclecdc25 PhosphatasesCell NucleusNeuronsProtein BindingHeLa CellsRats, Sprague-DawleyMice, KnockoutSaccharomyces cerevisiaeModels, BiologicalTransfectionCarrier ProteinsTranscription, Geneticcis-trans-IsomerasesCitric Acid CycleBase SequenceBromodeoxyuridineGene ExpressionSaccharomyces cerevisiae ProteinsS Phase Cell Cycle CheckpointsProtein KinasesCyclin-Dependent Kinase Inhibitor ProteinsFibroblastsAntineoplastic AgentsFungal ProteinsSchizosaccharomycesHistonesM Phase Cell Cycle CheckpointsGene Expression Regulation, NeoplasticGene Expression ProfilingHydroxyureaRNA, Small Interfering