Y ChromosomeChromosomes, Human, YReceptors, Neuropeptide YSeminal Plasma ProteinsGenes, Y-LinkedGenes, srySequence Tagged SitesRetinoblastomaGonadal DysgenesisSex Chromosome AberrationsOligospermiaRNA, Small CytoplasmicGenetic LociSex-Determining Region Y ProteinChromosome MappingInfertility, MalePancreatic PolypeptideReceptors, Purinergic P2Y1X ChromosomeSex Determination AnalysisHaplotypesNeuropeptide YEvolution, MolecularSpermatogenesisGenetic VariationSex ChromosomesMicrosatellite RepeatsMolecular Sequence DataBase SequenceTandem Repeat SequencesChromosome DeletionGene DuplicationGene ConversionPolymorphism, GeneticPhylogenyGenetic MarkersRNA-Binding ProteinsRecombination, GeneticTestisGenetics, PopulationRepetitive Sequences, Nucleic AcidGene DosageGene DeletionSequence Homology, Nucleic AcidGene FrequencyCloning, MolecularMutationIn Situ Hybridization, FluorescencePolymerase Chain ReactionModels, GeneticGenesAmino Acid SequenceSequence Analysis, DNADNADNA PrimersNuclear ProteinsPolymorphism, Single NucleotideReceptors, Purinergic P2Y