MitosisCell CycleApc1 Subunit, Anaphase-Promoting Complex-CyclosomeCell Cycle ProteinsUbiquitin-Protein Ligase ComplexesAnaphase-Promoting Complex-CyclosomeAnaphaseSpindle ApparatusCyclin B1MetaphaseCyclin BChromosome SegregationCell DivisionG2 PhaseHeLa CellsDisease ProgressionMutationProtein-Serine-Threonine KinasesPhosphorylationCDC2 Protein KinaseG1 PhaseModels, BiologicalS PhaseCell DifferentiationCell ProliferationCell Cycle CheckpointsInterphaseStem CellsTelophaseCyclinsTime FactorsNocodazoleCell PolarityPhenotypeMicrotubulesSignal TransductionCell LineageCentrosomeChromosomesCell NucleusNuclear ProteinsMolecular Sequence DataDrosophilaCyclin AKinetochoresCell LineCell Line, TumorProphaseDNA ReplicationSchizosaccharomycesCentromereDNA DamageSaccharomyces cerevisiae ProteinsFungal ProteinsSaccharomyces cerevisiaeAmino Acid SequenceApoptosisDNA-Binding ProteinsChromatidsMad2 ProteinsSecurinHistonesCells, CulturedChromosomal Proteins, Non-HistoneMicroscopy, FluorescenceFlow CytometryRNA InterferenceChromatinProtein KinasesRetinoblastoma ProteinDrosophila ProteinsCyclin-Dependent Kinase Inhibitor p27RNA, Small InterferingBase SequenceCyclin-Dependent Kinase Inhibitor p21Protein BindingG2 Phase Cell Cycle CheckpointsGenes, cdcMenstrual Cyclecdc25 PhosphatasesTumor Suppressor Protein p53Recombinant Fusion ProteinsCyclin-Dependent Kinase 2Green Fluorescent ProteinsMicrotubule-Associated ProteinsTranscription FactorsG0 PhaseRNA, MessengerCyclin ECytokinesisCyclin D1Tumor Suppressor ProteinsTumor Cells, CulturedSchizosaccharomyces pombe ProteinsUbiquitin-Protein LigasesG1 Phase Cell Cycle CheckpointsAurora KinasesDNASequence Homology, Amino AcidBlotting, Western