Cell CycleCell DivisionCell Cycle ProteinsCell Cycle CheckpointsMitosisG1 PhaseS PhaseCyclinsG2 PhaseCell ProliferationMutationMenstrual CycleMolecular Sequence DataAsymmetric Cell DivisionApoptosisDNA ReplicationCyclin-Dependent Kinase Inhibitor p27Retinoblastoma ProteinCyclin-Dependent Kinase Inhibitor p21Models, BiologicalCDC2 Protein KinaseG2 Phase Cell Cycle CheckpointsCell DifferentiationProtein-Serine-Threonine KinasesInterphaseCell Nucleus DivisionCell NucleusSpindle ApparatusTime FactorsCell LineG0 PhasePhosphorylationSignal TransductionGenes, cdcCell Line, TumorDNA-Binding ProteinsTumor Suppressor Protein p53Nuclear ProteinsCells, CulturedCyclin BTranscription FactorsCyclin-Dependent Kinase 2G1 Phase Cell Cycle CheckpointsFlow CytometryAmino Acid SequenceBromodeoxyuridineSaccharomyces cerevisiaeCytokinesisCyclin ECyclin D1DNA DamageBase SequenceCyclin ADNASchizosaccharomycesStem CellsTumor Suppressor ProteinsHeLa CellsRNA, Messengercdc25 PhosphatasesCyclin-Dependent Kinase 4Saccharomyces cerevisiae ProteinsCentrosomeTranscription, GeneticPhenotypeGene Expression RegulationCaulobacter crescentusCDC2-CDC28 KinasesMeiosisCell SurvivalTumor Cells, CulturedFungal ProteinsE2F Transcription FactorsDrosophila ProteinsCyclin B1MicrotubulesEstrous CycleMicrotubule-Associated ProteinsCell PolarityProtein BindingMicroscopy, FluorescenceProtein KinasesGene Expression Regulation, DevelopmentalBlotting, WesternCyclin DSchizosaccharomyces pombe ProteinsFibroblastsEmbryo, NonmammalianRecombinant Fusion ProteinsBacterial ProteinsChromosome SegregationThymidineHistonesCarrier ProteinsDrosophilaE2F1 Transcription FactorCitric Acid CycleKineticsGene Expression ProfilingHydroxyurea