Germ CellsSpermatogenesisNeoplasms, Germ Cell and EmbryonalMeiosisTestisSpermatozoaTesticular NeoplasmsGerminomaSertoli CellsSpermatogoniaSeminiferous TubulesWheat Germ AgglutininsSpermatocytesSpermatidsGonadsSeminomaGerm LayersMammalsMolecular Sequence DataGene Expression Regulation, DevelopmentalTooth GermOogenesisOvarySeminiferous EpitheliumDysgerminomaGametogenesisTeratomaAmino Acid SequenceBase SequenceEndodermal Sinus TumorOogoniaEmbryo, MammalianSex DifferentiationRNA, MessengerOocytesCell DifferentiationNuclear Receptor Subfamily 6, Group A, Member 1RNA-Binding ProteinsInfertility, MaleImmunohistochemistryCryptorchidismMutationOvumOctamer Transcription Factor-3In Situ HybridizationCaenorhabditis elegansEmbryo, NonmammalianDrosophila ProteinsMediastinal NeoplasmsCell LineSequence Homology, Amino AcidCarcinoma, EmbryonalTranscription FactorsCaenorhabditis elegans ProteinsCloning, MolecularStem CellsDrosophilaRetroperitoneal NeoplasmsApoptosisSignal TransductionDNA-Binding ProteinsReverse Transcriptase Polymerase Chain ReactionEmbryonic DevelopmentCells, CulturedGene ExpressionSperm CountCell LineageMice, Inbred C57BLBlood-Testis BarrierMice, TransgenicNuclear ProteinsDNA, ComplementaryGene Expression RegulationPachytene StageDrosophila melanogasterProteinsTranscription, GeneticPluripotent Stem CellsModels, BiologicalDNAMice, KnockoutDNA PrimersSex Determination ProcessesTriticumChoriocarcinomaGreen Fluorescent ProteinsGenomic Imprintingalpha-FetoproteinsDisorders of Sex DevelopmentBleomycinRNA, Messenger, StoredProto-Oncogene Proteins c-kitChimeraPhenotypeCell NucleusTime FactorsProtein BindingSequence AlignmentEpididymisBlotting, Western