Cell CycleCyclin-Dependent KinasesCell Cycle ProteinsRetinoblastoma ProteinCyclin-Dependent Kinase Inhibitor p27Cyclin-Dependent Kinase Inhibitor p21CDC2-CDC28 KinasesCyclin-Dependent Kinase 2Cell ProliferationApoptosisCell Line, TumorCells, CulturedCell Cycle CheckpointsG1 PhaseS PhaseMitosisCyclinsCell DivisionMenstrual CycleG2 PhaseG2 Phase Cell Cycle CheckpointsG0 PhaseCDC2 Protein KinaseG1 Phase Cell Cycle CheckpointsTumor Suppressor Protein p53Protein-Serine-Threonine KinasesCyclin D1PhosphorylationDNA ReplicationCyclin EGenes, cdcDNA DamageCell LineCyclin AInterphaseDNA-Binding ProteinsCyclin BMolecular Sequence DataFlow CytometryCyclin-Dependent Kinase 4Nuclear ProteinsTumor Suppressor ProteinsSignal TransductionEstrous Cyclecdc25 PhosphatasesCell NucleusTranscription FactorsMutationTumor Cells, CulturedE2F Transcription FactorsHeLa CellsTime FactorsCyclin B1Saccharomyces cerevisiaeRNA, MessengerModels, BiologicalGene Expression RegulationTranscription, GeneticCyclin DDNACell DifferentiationCitric Acid CycleBase SequenceCell SurvivalBromodeoxyuridineE2F1 Transcription FactorAmino Acid SequenceSaccharomyces cerevisiae ProteinsBlotting, WesternS Phase Cell Cycle CheckpointsProtein KinasesDown-RegulationProtein BindingCyclin D3Cyclin-Dependent Kinase Inhibitor ProteinsFibroblastsAntineoplastic AgentsFungal ProteinsTransfectionSchizosaccharomycesHistonesM Phase Cell Cycle CheckpointsProliferating Cell Nuclear AntigenGene Expression Regulation, NeoplasticMicrotubule-Associated ProteinsProto-Oncogene ProteinsGene Expression ProfilingHydroxyureaRNA, Small InterferingCyclin-Dependent Kinase Inhibitor p16Caulobacter crescentusCyclin-Dependent Kinase 6Promoter Regions, GeneticCyclin D2