MitosisCell CycleCell Cycle ProteinsCell Cycle CheckpointsG1 PhaseCDC2 Protein KinaseS PhaseG2 PhaseSpindle ApparatusCell DivisionInterphaseCyclinsCyclin BProtein-Serine-Threonine KinasesHeLa CellsPhosphorylationNuclear ProteinsApoptosisMenstrual CycleG2 Phase Cell Cycle CheckpointsCell ProliferationCentrosomeMicrotubulesCell NucleusDNA ReplicationCyclin-Dependent Kinase Inhibitor p21Cyclin B1cdc25 PhosphatasesRetinoblastoma ProteinCyclin-Dependent Kinase Inhibitor p27Molecular Sequence DataCell LineGenes, cdcAnaphaseCell Line, TumorChromosome SegregationTelophaseCyclin AMetaphaseSchizosaccharomycesNocodazoleMutationDNA-Binding ProteinsDNA DamageKinetochoresCyclin-Dependent Kinase 2Tumor Suppressor Protein p53G0 PhaseChromosomesMicrotubule-Associated ProteinsUbiquitin-Protein Ligase ComplexesG1 Phase Cell Cycle CheckpointsAurora KinasesAnaphase-Promoting Complex-CyclosomeCyclin ESaccharomyces cerevisiaeAmino Acid SequenceSaccharomyces cerevisiae ProteinsFlow CytometryModels, BiologicalSchizosaccharomyces pombe ProteinsFungal ProteinsCyclin D1M Phase Cell Cycle CheckpointsSignal TransductionTime FactorsCells, CulturedProtein KinasesTumor Suppressor ProteinsCytokinesisTranscription FactorsCDC2-CDC28 KinasesChromosomal Proteins, Non-HistoneDNACyclin-Dependent Kinase 4Tumor Cells, CulturedProtein BindingMicroscopy, FluorescenceHistonesBase SequenceTubulinRNA InterferenceRNA, MessengerTranscription, GeneticMeiosisGene Expression RegulationBromodeoxyuridineCell DifferentiationCentromereE2F Transcription FactorsBlotting, WesternCell SurvivalEstrous CycleRecombinant Fusion ProteinsAurora Kinase BRNA, Small InterferingProphaseChromatinCyclin-Dependent Kinase Inhibitor ProteinsS Phase Cell Cycle Checkpoints