Embryo, MammalianEmbryo, NonmammalianChick EmbryoEmbryo ImplantationBlastocystEmbryonic DevelopmentMammalsMolecular Sequence DataGene Expression Regulation, DevelopmentalAmino Acid SequenceBase SequenceEmbryonic and Fetal DevelopmentEmbryo LossIn Situ HybridizationPregnancyCell LineFertilization in VitroCloning, MolecularCleavage Stage, OvumBlastomeresTranscription, GeneticGene Expression RegulationRNA, MessengerTranscription FactorsOocytesReverse Transcriptase Polymerase Chain ReactionSequence Homology, Amino AcidProtein BiosynthesisMutationDNA, ComplementaryZygoteSignal TransductionBlotting, NorthernMorulaEmbryo DispositionZebrafishDNABody PatterningDNA-Binding ProteinsTime FactorsGastrulaDNA PrimersMorphogenesisCells, CulturedCryopreservationCulture TechniquesCell NucleusCattleDrosophila ProteinsTransfectionMesodermZebrafish ProteinsDrosophilaCloning, OrganismHomeodomain ProteinsSequence AlignmentRNA StabilityCricetinaeImmunohistochemistryCarrier ProteinsNuclear ProteinsProteinsProtein BindingPhenotypeXenopus ProteinsEmbryo ResearchPolymerase Chain ReactionRNAHeLa CellsModels, BiologicalSingle Embryo TransferBlotting, WesternEctodermRecombinant ProteinsRNA-Binding ProteinsMembrane ProteinsPromoter Regions, GeneticNuclear Transfer TechniquesSpecies SpecificityKineticsXenopus laevisXenopusEctogenesisAnimals, Genetically ModifiedTissue DistributionTOR Serine-Threonine KinasesCytoplasmDrosophila melanogasterRecombinant Fusion ProteinsCell DifferentiationLiverMicroinjectionsPregnancy RateGene ExpressionNucleic Acid HybridizationFertilizationMice, KnockoutBinding SitesGene Expression Regulation, EnzymologicEndoderm