AnaphaseSpindle ApparatusCell Cycle ProteinsMitosisKinetochoresCheckpoint Kinase 2M Phase Cell Cycle CheckpointsMetaphaseGenes, cdcChromosome SegregationCdc20 ProteinsSeparaseAnaphase-Promoting Complex-CyclosomeUbiquitin-Protein Ligase ComplexesProtein-Serine-Threonine KinasesMad2 ProteinsMicrotubulesNocodazoleSecurinChromatidsChromosomal Proteins, Non-HistoneCell CycleChromosomesSaccharomyces cerevisiae ProteinsNuclear ProteinsAurora KinasesDNA DamageCyclin BCentromereProtein KinasesSchizosaccharomyces pombe ProteinsG2 PhasePrometaphaseCell Cycle CheckpointsCytokinesisMicrotubule-Associated ProteinsSaccharomyces cerevisiaeFungal ProteinsAurora Kinase BCalcium-Binding ProteinsMeiosisTelophaseHeLa CellsS PhaseSchizosaccharomycesDyneinsCyclin B1Ataxia Telangiectasia Mutated ProteinsMutationPhosphorylationG2 Phase Cell Cycle CheckpointsCentrosomeS Phase Cell Cycle CheckpointsHydroxyureaCDC2 Protein KinaseTubulinDNA ReplicationSister Chromatid ExchangeRepressor ProteinsEndopeptidasesModels, BiologicalMicroscopy, FluorescenceDNA-Binding ProteinsCell LineRNA InterferenceChromosomes, FungalG1 PhaseDNA RepairCarrier ProteinsChromosomal InstabilityProphaseDrosophila Proteinscdc25 PhosphatasesRecombinant Fusion ProteinsMicroinjectionsOocytesSaccharomycetalesProtein Tyrosine PhosphatasesGenomic InstabilityPhosphoproteinsGreen Fluorescent ProteinsKinesinFluorescent Antibody TechniqueDNA, FungalEukaryotic CellsAneuploidyCdh1 ProteinsCell DivisionIntracellular Signaling Peptides and ProteinsSpermatocytesMolecular Sequence DataTumor Suppressor ProteinsDNA Breaks, Double-StrandedTumor Suppressor Protein p53Signal TransductionCell NucleusChromosomes, HumanGamma RaysRadiation, IonizingAmino Acid Sequence