AneuploidyXYY KaryotypeTetrasomySex ChromosomesChromosomes, Human, YChromosomes, Human, XKlinefelter SyndromeSex Chromosome AberrationsIn Situ Hybridization, FluorescencePreimplantation DiagnosisChromosomesMosaicismOligospermiaChromosome MappingY ChromosomeSpermatozoaChromosome AberrationsX ChromosomeChromosome BandingChromosome SegregationChromosomes, HumanChromosomes, Human, Pair 1KaryotypingChromosomes, Human, Pair 21Chromosomes, Human, Pair 7Chromosome DisordersChromosomes, Human, Pair 17Chromosomes, BacterialChromosomes, Human, Pair 11Chromosomes, Human, Pair 13Chromosomes, Human, Pair 18Chromosomes, Human, Pair 9Chromosomes, Human, Pair 6Chromosome DeletionChromosomes, FungalChromosomes, PlantChromosomal InstabilityChromosomes, MammalianChromosomes, Human, Pair 16Chromosomes, Human, Pair 8Chromosomes, Human, 6-12 and XChromosomes, Human, Pair 12Chromosomes, Human, Pair 22Chromosome PairingChromosomes, Human, Pair 2Chromosome PaintingChromosomes, Human, Pair 4Chromosomes, Human, Pair 10Chromosomes, Human, Pair 19TrisomyChromosomes, Artificial, BacterialChromosomes, Human, 1-3Chromosomes, Human, Pair 5MeiosisChromosomes, Human, Pair 20Chromosomes, Human, Pair 15Chromosome BreakageChromosomes, Human, 21-22 and YChromosomes, Human, Pair 14MitosisChromosomes, Human, 16-18Chromosomes, Artificial, YeastPloidiesMetaphaseChromosomes, Human, 13-15Genetic LinkageDiploidyNondisjunction, GeneticCentromereGenetic MarkersPolyploidyRing ChromosomesTranslocation, GeneticChromosome InversionChromosome PositioningChromosomes, Human, 4-5Spindle ApparatusMolecular Sequence DataBase SequenceKaryotypeX Chromosome InactivationMutationAbnormal KaryotypeKinetochoresRecombination, GeneticChromosomes, InsectPhenotypeDown SyndromeHybrid CellsCytogenetic AnalysisChromosome StructuresChromosomes, Human, 19-20CytogeneticsChromatidsCrosses, GeneticMad2 ProteinsCentrosomeMicrosatellite RepeatsPolar BodiesPedigree