Germ CellsStem CellsStem Cell NicheSpermatogoniaDrosophila ProteinsOvaryOogenesisDrosophilaGerm-Line MutationTestisDrosophila melanogasterAnimals, Genetically ModifiedArgonaute ProteinsAdult Stem CellsSpermatogenesisCell DifferentiationStem Cell TransplantationAsymmetric Cell DivisionMultipotent Stem CellsOogoniaCaenorhabditis elegansGene Expression Regulation, DevelopmentalOvumPluripotent Stem CellsCaenorhabditis elegans ProteinsRNA-Binding ProteinsGametogenesisRNA-Induced Silencing ComplexSTAT Transcription FactorsCell LineageSignal TransductionCell DedifferentiationInsect ProteinsMutationPlant StemsHematopoietic Stem CellsSpermatozoaGenes, InsectLarvaCell ProliferationBone Morphogenetic ProteinsNeoplastic Stem CellsJanus KinasesMeiosisMitosisCell DivisionOocytesGreen Fluorescent ProteinsOryziasReceptors, NotchRNA InterferenceSpermatocytesOctamer Transcription Factor-3Epigenesis, GeneticCells, CulturedFertilityTranscription FactorsPhenotypeNeural Stem CellsHematopoietic Stem Cell TransplantationInduced Pluripotent Stem CellsAdherens JunctionsSeminiferous TubulesNuclear ProteinsCentrosome3' Untranslated RegionsDNA-Binding ProteinsCadherinsImmunohistochemistryCell Culture TechniquesModels, BiologicalMesenchymal Stem Cell TransplantationInfertility, MaleDNA Mutational AnalysisMice, TransgenicGene Expression ProfilingReverse Transcriptase Polymerase Chain ReactionMicronucleus, GermlineMicroRNAsGene Expression RegulationStem Cell FactorBrain StemBase SequenceMolecular Sequence DataPedigreeTranscription, GeneticMesenchymal Stromal CellsHamartoma Syndrome, MultipleNeoplastic Syndromes, HereditaryRNA, MessengerColorectal Neoplasms, Hereditary NonpolyposisImmunoglobulin Variable RegionFetal Stem CellsGenes, BRCA1Stem Cell ResearchAllelesGenetic Predisposition to DiseaseGenes, ImmunoglobulinImmunoglobulin Heavy ChainsLi-Fraumeni Syndrome