AneuploidyChromosomal InstabilityIn Situ Hybridization, FluorescencePreimplantation DiagnosisChromosome AberrationsKaryotypingChromosome SegregationPloidiesTrisomyChromosome DisordersChromosomes, Human, Pair 18MosaicismAbnormal KaryotypeDiploidyPolyploidyChromosomes, HumanNondisjunction, GeneticSpermatozoaAneugensPolar BodiesMeiosisChromosomes, Human, XDown SyndromeCentrosomeMitosisMad2 ProteinsKaryotypePregnancyChromosomes, Human, Pair 13Spindle ApparatusSex ChromosomesMaternal AgeChromosomes, Human, YChromosomes, Human, Pair 21Genomic InstabilityInfertility, MaleChromosomesPrenatal DiagnosisXYY KaryotypeMetaphaseKlinefelter SyndromeCytogenetic AnalysisY ChromosomeSex Chromosome AberrationsDNA, NeoplasmCytogeneticsPrimed In Situ LabelingAurora KinasesOligospermiaSpectral KaryotypingMaternal Serum Screening TestsSperm Injections, IntracytoplasmicOocytesM Phase Cell Cycle CheckpointsUltrasonography, PrenatalAurora Kinase APregnancy Trimester, FirstAbortion, SpontaneousFetal DiseasesChromatidsAmniocentesisFlow CytometryImage CytometryKinetochoresp-FluorophenylalanineGenetic TestingCell Cycle ProteinsCell Transformation, NeoplasticTetrasomyComparative Genomic HybridizationNeoplasmsNuchal Translucency MeasurementX ChromosomeBlastomeresSex Chromosome DisordersHaploidyCentromereChromosomes, Human, Pair 12DemecolcineGene Dosage