Spindle ApparatusM Phase Cell Cycle CheckpointsMad2 ProteinsCheckpoint Kinase 2KinetochoresCell Cycle ProteinsMitosisCdc20 ProteinsProtein-Serine-Threonine KinasesChromosome SegregationGenes, cdcNocodazoleAnaphaseMetaphaseProtein KinasesAurora KinasesMicrotubulesAnaphase-Promoting Complex-CyclosomeUbiquitin-Protein Ligase ComplexesCentrosomeCell CycleDNA DamageAurora Kinase BNuclear ProteinsPrometaphaseCell Cycle CheckpointsG2 PhaseSaccharomyces cerevisiae ProteinsHeLa CellsCyclin BAneuploidyMeiosisCalcium-Binding ProteinsMicrotubule-Associated ProteinsTubulin ModulatorsPhosphorylationSchizosaccharomyces pombe ProteinsChromosomal InstabilityKinesinCDC2 Protein KinaseCyclin B1SecurinS PhaseSchizosaccharomycesAtaxia Telangiectasia Mutated ProteinsMutationSaccharomyces cerevisiaeChromosomal Proteins, Non-HistoneChromosomesFungal ProteinsOocytesTubulinRNA InterferenceRepressor ProteinsProtein BindingMuscle SpindlesChromatidsAntimitotic AgentsTime-Lapse ImagingCentromereDNA ReplicationModels, BiologicalRNA, Small InterferingDyneinsProtein Kinase InhibitorsMolecular Sequence DataHydroxyurearan GTP-Binding ProteinSignal TransductionDNA-Binding ProteinsG2 Phase Cell Cycle Checkpointscdc25 PhosphatasesCytokinesisGenomic InstabilityAmino Acid SequenceCell Line, TumorChromosomes, FungalXenopus ProteinsSpisulaG1 PhaseS Phase Cell Cycle CheckpointsCell LineChromosomes, HumanPolyploidyProtein-Tyrosine KinasesCarrier ProteinsThionesSaccharomycetalesMicroscopy, FluorescenceRecombinant Fusion ProteinsCell ExtractsIntracellular Signaling Peptides and ProteinsProtein TransportCell DivisionCell NucleusDrosophila ProteinsSeparaseThiabendazoleTumor Suppressor ProteinsApoptosis