Germ CellsNeoplasms, Germ Cell and EmbryonalTestisSpermatogenesisTesticular NeoplasmsProtein PrecursorsGerminomaSpermatozoaSertoli CellsSpermatogoniaSeminiferous TubulesSpermatocytesSpermatidsGonadsSeminomaMeiosisGene Expression Regulation, DevelopmentalCell DifferentiationAmyloid beta-Protein PrecursorWheat Germ AgglutininsMolecular Sequence DataSeminiferous EpitheliumOogenesisDysgerminomaOvaryGerm LayersGametogenesisTeratomaEndodermal Sinus TumorOogoniaBase SequenceAmino Acid SequenceStem CellsEnzyme PrecursorsRNA, MessengerSex DifferentiationNuclear Receptor Subfamily 6, Group A, Member 1ImmunohistochemistryRNA PrecursorsTooth GermInfertility, MaleCryptorchidismCell LineageMutationRNA-Binding ProteinsIn Situ HybridizationOocytesMediastinal NeoplasmsOctamer Transcription Factor-3OvumEmbryo, NonmammalianEmbryo, MammalianCarcinoma, EmbryonalCells, CulturedMice, TransgenicDrosophila ProteinsMice, Inbred C57BLRetroperitoneal NeoplasmsCaenorhabditis elegansNucleic Acid PrecursorsApoptosisReverse Transcriptase Polymerase Chain ReactionSex Determination ProcessesSperm CountCaenorhabditis elegans ProteinsProtein Processing, Post-TranslationalAmyloid Precursor Protein SecretasesDrosophilaTranscription FactorsCloning, MolecularBlood-Testis BarrierCell MovementGene ExpressionProto-Oncogene Proteins c-kitPachytene StageSignal TransductionMice, KnockoutEmbryonic DevelopmentChoriocarcinomaDEAD-box RNA HelicasesFetusDNA-Binding Proteinsalpha-FetoproteinsPluripotent Stem CellsCell LineCell CountPhenotypeBleomycinFertilityChimeraTime FactorsSequence Homology, Amino AcidTranscription, GeneticTestosteroneDisorders of Sex DevelopmentDrosophila melanogasterGene Expression RegulationZebrafishProtein BiosynthesisModels, Biological