Germ CellsNeoplasms, Germ Cell and EmbryonalTestisSpermatogenesisTesticular NeoplasmsSpermatozoaSertoli CellsHybrid CellsNuclear Transfer TechniquesSpermatogoniaCloning, OrganismGerminomaSeminiferous TubulesSpermatocytesGonadsNuclear ReprogrammingSpermatidsMeiosisSeminomaOvaryOogenesisOocytesGene Expression Regulation, DevelopmentalOogoniaOctamer Transcription Factor-3Induced Pluripotent Stem CellsCell DifferentiationTeratomaPluripotent Stem CellsSeminiferous EpitheliumSex DifferentiationGerm LayersWheat Germ AgglutininsGametogenesisDysgerminomaEmbryo, MammalianMolecular Sequence DataEmbryonic DevelopmentEndodermal Sinus TumorEmbryonic Stem CellsBase SequenceNuclear Receptor Subfamily 6, Group A, Member 1RNA, MessengerOvumCell DedifferentiationMastitis, BovineMilkInfertility, MaleRNA-Binding ProteinsX ChromosomeSex Determination ProcessesStem CellsChromosome MappingTooth GermImmunohistochemistryChromosomes, Human, 6-12 and XCell LineageDNA MethylationEpigenesis, GeneticCryptorchidismCaenorhabditis elegansMutationEmbryo, NonmammalianBlastocystDrosophila ProteinsIn Situ HybridizationFibroblastsCell NucleusSOXB1 Transcription FactorsCell CountMediastinal NeoplasmsChimeraPachytene StageGenomic ImprintingCell LineTranscription FactorsCells, CulturedKaryotypingCell FusionFetusCaenorhabditis elegans ProteinsEmbryo Culture TechniquesCarcinoma, EmbryonalAmino Acid SequenceDrosophilaReverse Transcriptase Polymerase Chain ReactionResearch Embryo CreationAnimals, Genetically ModifiedRetroperitoneal NeoplasmsDNASperm CountMitosisCattlePhenotypeDNA-Binding ProteinsMice, TransgenicApoptosisGene Expression RegulationDrosophila melanogasterMice, Inbred C57BL