AnaphaseChromosome SegregationSpindle ApparatusChromatidsMetaphaseMitosisCentromereKinetochoresMicrotubulesChromosomesMeiosisCell Cycle ProteinsSpermatocytesChromosomes, FungalCell PolarityChromosomal Proteins, Non-HistoneSaccharomyces cerevisiae ProteinsTelophaseNuclear ProteinsSaccharomyces cerevisiaeAnaphase-Promoting Complex-CyclosomeUbiquitin-Protein Ligase ComplexesSeparaseSecurinModels, BiologicalCdc20 ProteinsCytokinesisMicrotubule-Associated ProteinsKinesinCyclin BAurora KinasesTubulinProphaseCentrosomeNocodazoleFungal ProteinsCell CycleSchizosaccharomyces pombe ProteinsSchizosaccharomycesPrometaphaseProtein-Serine-Threonine KinasesAurora Kinase BCdh1 ProteinsMutationMicroscopy, FluorescenceHeLa CellsDyneinsMolecular Sequence DataM Phase Cell Cycle CheckpointsMacropodidaeSaccharomycetalesGenes, cdcCDC2 Protein KinaseDrosophila ProteinsNondisjunction, GeneticEmbryo, NonmammalianAmino Acid SequenceCell DivisionPotoroidaeInterphaseOocytesLigasesGreen Fluorescent ProteinsRecombinant Fusion ProteinsCell NucleusChromosomes, HumanApc2 Subunit, Anaphase-Promoting Complex-CyclosomeMicroscopy, VideoSpindle PolesFluorescent Antibody TechniqueDipteraDrosophilaEndopeptidasesCyclin B1SalamandridaeApc8 Subunit, Anaphase-Promoting Complex-CyclosomeProtein KinasesPhosphorylationLuminescent ProteinsDipodomysOvumCell NucleolusDrosophila melanogasterDNA, CatenatedMicromanipulationRNA InterferenceNuclear EnvelopeUbiquitin-Protein LigasesMicroinjectionsSister Chromatid ExchangeProtein BindingProtein Tyrosine PhosphatasesMicroscopy, ElectronAneuploidyXenopus ProteinsBase SequenceMicrotubule-Organizing CenterCentriolesCalcium-Binding ProteinsCell Line