Argonaute ProteinsRNA-Induced Silencing ComplexGerm CellsRNA, Small InterferingDrosophila ProteinsRNA InterferenceRetroelementsDNA Transposable ElementsCtenophoraGene SilencingDrosophila melanogasterOvaryProteinsPolytene ChromosomesArchaeoglobus fulgidusTestisEukaryotic Initiation FactorsOogenesisAnimals, Genetically ModifiedStem CellsDrosophilaSpermatogenesisRNA, HelminthRNA HelicasesPeptide Initiation FactorsFormazansProtein MethyltransferasesRNA-Binding ProteinsChromosomal Position EffectsHeterochromatinHydraRNA, GuideRibonuclease IIIMicroRNAsBombyxSpermatocytesDEAD-box RNA HelicasesLong Interspersed Nucleotide ElementsMolecular Sequence DataUrochordataChromosomal Proteins, Non-HistoneRibonucleoproteins, Small NuclearRNA, ArchaealChromosome PaintingPlanariansMethylationAmino Acid SequenceProtein Structure, TertiaryMutationImmunoprecipitationRNA, UntranslatedInterspersed Repetitive SequencesStem Cell NicheChromatinProtein Interaction Domains and MotifsGenome, InsectRNA, Double-StrandedGene Expression Regulation, DevelopmentalCytoplasmCaenorhabditis elegans ProteinsHelminth ProteinsArginineBlotting, NorthernArchaeal ProteinsCaenorhabditis elegansInsect ProteinsEpigenesis, GeneticEmbryo, NonmammalianRNA Processing, Post-TranscriptionalCell NucleusEmbryonic DevelopmentModels, MolecularModels, GeneticProtein StabilityGenes, InsectEpistasis, GeneticMeiosisPhylogenyRibonucleoproteinsRNAZygoteIn Situ HybridizationOocytesProtein BindingGenomeCell DifferentiationSequence Analysis, RNASequence Homology, Amino AcidGene Knockdown TechniquesTransgenesMultiprotein ComplexesGene Expression RegulationInfertility, MaleRNA, MessengerDNA MethylationCrystallography, X-RayBinding SitesDNA PrimersConserved SequenceCloning, Molecular