AneuploidyChromosomal InstabilityIn Situ Hybridization, FluorescencePreimplantation DiagnosisChromosome AberrationsKaryotypingChromosome SegregationPloidiesTrisomyChromosome DisordersChromosomes, Human, Pair 18Abnormal KaryotypeDiploidyMosaicismPolyploidyChromosomes, HumanNondisjunction, GeneticSpermatozoaAneugensPolar BodiesMeiosisChromosomes, Human, XDown SyndromeCentrosomeMad2 ProteinsKaryotypeMitosisChromosomes, Human, Pair 13PregnancySex ChromosomesSpindle ApparatusMaternal AgeChromosomes, Human, YChromosomes, Human, Pair 21Genomic InstabilityInfertility, MaleChromosomesXYY KaryotypePrenatal DiagnosisMetaphaseKlinefelter SyndromeCytogenetic AnalysisY ChromosomeSex Chromosome AberrationsDNA, NeoplasmPrimed In Situ LabelingCytogeneticsAurora KinasesOligospermiaSpectral KaryotypingMaternal Serum Screening TestsSperm Injections, IntracytoplasmicM Phase Cell Cycle CheckpointsOocytesUltrasonography, PrenatalAurora Kinase APregnancy Trimester, FirstAbortion, SpontaneousFetal DiseasesChromatidsAmniocentesisp-FluorophenylalanineKinetochoresImage CytometryFlow CytometryGenetic TestingCell Transformation, NeoplasticCell Cycle ProteinsTetrasomyComparative Genomic HybridizationNuchal Translucency MeasurementSex Chromosome DisordersBlastomeresX ChromosomeHaploidyChromosomes, Human, Pair 12CentromereDemecolcineNeoplasms