M Phase Cell Cycle CheckpointsSpindle ApparatusCell CycleMad2 ProteinsCell Cycle ProteinsMitosisKinetochoresS Phase Cell Cycle CheckpointsG2 Phase Cell Cycle CheckpointsGenes, cdcCdc20 ProteinsG1 Phase Cell Cycle CheckpointsChromosome SegregationProtein-Serine-Threonine KinasesG2 PhaseNocodazoleCell Cycle CheckpointsCheckpoint Kinase 2AnaphaseMetaphaseDNA DamageMicrotubulesS PhaseAurora KinasesAnaphase-Promoting Complex-CyclosomeUbiquitin-Protein Ligase ComplexesG1 PhaseCentrosomeProtein KinasesNuclear ProteinsCyclin B1Cyclin BHeLa CellsAtaxia Telangiectasia Mutated ProteinsAurora Kinase BPrometaphaseCDC2 Protein KinaseChromosomal InstabilityPhosphorylationSaccharomyces cerevisiae ProteinsAneuploidyMicrotubule-Associated ProteinsCalcium-Binding ProteinsMeiosisTubulin ModulatorsMutationKinesinSchizosaccharomyces pombe ProteinsTumor Suppressor Protein p53Saccharomyces cerevisiaeChromosomesDNA-Binding ProteinsCell Line, Tumorcdc25 PhosphatasesSecurinCell DivisionSchizosaccharomycesChromosomal Proteins, Non-HistoneDNA RepairFungal ProteinsApoptosisDNA ReplicationRepressor ProteinsGenomic InstabilityCyclin-Dependent Kinase Inhibitor p21Signal TransductionTubulinTumor Suppressor ProteinsOocytesRNA, Small InterferingCell LineRNA InterferenceModels, BiologicalHydroxyureaMolecular Sequence DataCyclinsProtein BindingCell ProliferationChromatidsTime-Lapse ImagingAntimitotic AgentsMuscle SpindlesCentromereGamma RaysDyneinsInterphaseAmino Acid SequenceRadiation, Ionizingran GTP-Binding ProteinPolyploidyAtaxia TelangiectasiaCytokinesisCell NucleusCarrier ProteinsMicroscopy, FluorescenceFibroblastsSpisulaFlow CytometryChromosomes, FungalXenopus Proteins