BirefringenceSpindle ApparatusSpermatocytesDipteraOrthopteraMetaphaseAnaphaseAnimal Population GroupsMuscle SpindlesMicrotubulesChromosomesMicroscopy, PolarizationVideotape RecordingMitosisUltraviolet RaysMicroscopy, Phase-ContrastMicrocomputersOrganoidsMeiosisNerve FibersCentromereSex ChromosomesSpermatozoaEar, MiddleMuscle Fibers, SkeletalDietary FiberKinetochoresCentrosomeSpectrum AnalysisDose-Response Relationship, RadiationKinesinMovementMicrotubule-Associated ProteinsChromosome SegregationMineral FibersTubulinMad2 ProteinsMuscle Fibers, Slow-TwitchMuscle Fibers, Fast-TwitchCell Cycle ProteinsCotton FiberNocodazoleAurora KinasesMiddle Cerebral ArteryNuclear Matrix-Associated ProteinsM Phase Cell Cycle CheckpointsDyneinsTelophaseInfarction, Middle Cerebral ArteryStress FibersMusclesCytokinesisNerve Fibers, MyelinatedPurkinje FibersCatsProtein-Serine-Threonine KinasesOocytesMicroscopy, FluorescenceMuscle ContractionMotor Neurons, GammaMicrotubule-Organizing CenterNeurons, AfferentNuclear ProteinsPrometaphaseHeLa CellsMossy Fibers, HippocampalMicrotubule ProteinsMuscle, SkeletalCell CycleTime FactorsCentriolesSaccharomyces cerevisiae ProteinsProphaseMicroscopy, ElectronMutationCdc20 ProteinsCell PolarityModels, Biologicalran GTP-Binding ProteinSaccharomyces cerevisiaeMolecular Sequence DataXenopus ProteinsAurora Kinase BChromosomal Proteins, Non-HistoneSchizosaccharomycesGenes, cdcNeural ConductionFluorescent Antibody TechniqueMolecular Motor ProteinsCell NucleusCell Nucleus DivisionSchizosaccharomyces pombe ProteinsCell ExtractsCell DivisionInterphaseFungal ProteinsCyclin BAction PotentialsUbiquitin-Protein Ligase ComplexesDrosophila Proteins