Cloning, OrganismNuclear Transfer TechniquesSwineSheepEmbryo, MammalianBlastocystClone CellsSus scrofaMorulaEmbryonic and Fetal DevelopmentEmbryo, NonmammalianEmbryo TransferEmbryonic DevelopmentFertilization in VitroOocytesChick EmbryoPregnancyParthenogenesisGuinea PigsEmbryo ImplantationSheep DiseasesMolecular Sequence DataEmbryo Culture TechniquesCloning, MolecularBase SequenceBlastomeresNuclear ReprogrammingResearch Embryo CreationCattleGene Expression Regulation, DevelopmentalCleavage Stage, OvumAmino Acid SequenceCell NucleusCytopathogenic Effect, ViralSheep, DomesticCells, CulturedAnimals, Genetically ModifiedZygoteGene Transfer TechniquesEctogenesisEmbryo LossRNA, MessengerCulture TechniquesDNACryopreservationFibroblastsTotipotent Stem CellsCell LineDNA, ComplementaryChimeraSwine, MiniatureSequence Homology, Amino AcidFetusCell DifferentiationGene ExpressionTime FactorsSperm Injections, IntracytoplasmicEmbryo DispositionSequence Analysis, DNAPolymerase Chain ReactionIn Situ HybridizationMetaphaseEmbryonic Stem CellsZebrafishMicroinjectionsFertilizationPlasmidsMutationPhenotypeFetal ViabilityOctamer Transcription Factor-3PlacentaTranscription, GeneticPluripotent Stem CellsSingle Embryo TransferGene Transfer, HorizontalDNA PrimersGastrulaCytoplasmMice, Inbred C57BLCulture MediaZygote Intrafallopian TransferBody PatterningEpigenesis, GeneticTranscription FactorsGenetic VectorsCell DedifferentiationDNA MethylationSpecies SpecificityNucleic Acid HybridizationEscherichia coliSequence Homology, Nucleic AcidMice, Inbred ICRMorphogenesisStem CellsOvumReverse Transcriptase Polymerase Chain ReactionGreen Fluorescent ProteinsMicromanipulationOocyte Donation