GametogenesisGametogenesis, PlantSpermatogenesisGerm CellsOogenesisMeiosisTestisGenomic ImprintingMolecular Sequence DataReproductionPhylogenyPollenSpermatocytesMutationOvaryXanthurenatesBase SequenceGonadsPhenotypeOvuleVitellogenesisPolymerase Chain ReactionGene Expression Regulation, DevelopmentalHelleborusSpermatozoaAmino Acid SequenceMeiotic Prophase ISpores, FungalSequence Analysis, DNAOocytesNondisjunction, GeneticArabidopsisFertilityHermaphroditic OrganismsDNA MethylationEmbryonic DevelopmentProto-Oncogene Proteins c-kitsnRNP Core ProteinsRNA, MessengerDNA PrimersArabidopsis ProteinsAllelesSex Chromosome AberrationsChromosome MappingPedigreeKaryotypingReverse Transcriptase Polymerase Chain ReactionCloning, MolecularSpermatogoniaIn Situ HybridizationTranslocation, GeneticDisorders of Sex DevelopmentSequence Homology, Amino AcidGene Expression Regulation, PlantMammalsSequence AlignmentCyclin A1Gene Expression RegulationImmunohistochemistryChromosome BandingInfertility, MaleDNA (Cytosine-5-)-MethyltransferaseGene ExpressionHaploidyGene Expression ProfilingInfertilityModels, GeneticLife Cycle StagesSarcoptes scabieiSex DifferentiationZygoteChlamydomonas