RNANucleic Acid HybridizationRNA, MessengerEmbryo, MammalianEmbryo, NonmammalianChick EmbryoMolecular Sequence DataEmbryo ImplantationSecond Messenger SystemsBase SequenceNuclear Localization SignalsBlastocystEmbryonic DevelopmentAmino Acid SequenceCell NucleusGene Expression Regulation, DevelopmentalCytoplasmEmbryonic and Fetal DevelopmentIn Situ HybridizationEmbryo LossMutationCell LineProtein TransportFertilization in VitroTranscription, GeneticCleavage Stage, OvumImmunohistochemistryBlastomeresOocytesPregnancySubcellular FractionsRNA, UntranslatedCloning, MolecularSignal TransductionProtein BiosynthesisGreen Fluorescent ProteinsRecombinant Fusion ProteinsMicroscopy, FluorescenceRNA, ViralFluorescent Antibody TechniqueZygoteGene ExpressionTranscription FactorsZebrafishProtein BindingRNA-Binding ProteinsDrosophila ProteinsNucleic Acid ConformationGene Expression RegulationReverse Transcriptase Polymerase Chain ReactionSequence Homology, Amino AcidMorulaEmbryo DispositionSound LocalizationCell MembraneHeLa CellsTissue DistributionBlotting, NorthernDNA, ComplementaryMembrane ProteinsActive Transport, Cell NucleusNuclear ProteinsBody PatterningProtein Structure, TertiaryTime FactorsDrosophilaMicroscopy, ConfocalMorphogenesisRNA, Small InterferingCells, CulturedTransfectionGastrulaDNA PrimersRNA InterferenceBlotting, WesternLuminescent ProteinsModels, BiologicalDNA-Binding ProteinsCryopreservationRNA, Small UntranslatedCulture TechniquesMicroscopy, ImmunoelectronMicroscopy, ElectronDrosophila melanogasterDNABinding SitesSequence AlignmentRibonucleoproteinsXenopus ProteinsPhenotypeCell DifferentiationPoly ACell CompartmentationMesodermCarrier ProteinsRNA TransportCell PolarityProteinsXenopus laevisPolyribosomes