Cloning, OrganismSwineNuclear Transfer TechniquesClone CellsSus scrofaEmbryo, MammalianBlastocystMorulaGuinea PigsEmbryonic and Fetal DevelopmentEmbryo, NonmammalianFertilization in VitroCloning, MolecularChick EmbryoMolecular Sequence DataPregnancyBase SequenceCytopathogenic Effect, ViralOocytesAmino Acid SequenceEmbryo TransferEmbryo ImplantationCells, CulturedEmbryonic DevelopmentDNA, ComplementaryGene Expression Regulation, DevelopmentalRNA, MessengerDNASequence Homology, Amino AcidEmbryo LossSequence Analysis, DNASequence Homology, Nucleic AcidNucleic Acid HybridizationBlastomeresCleavage Stage, OvumCell LinePolymerase Chain ReactionGenesPlasmidsMutationSequence AlignmentEscherichia coliIn Situ HybridizationGene ExpressionTranscription, GeneticChromosome MappingGenes, BacterialPhenotypeBlotting, SouthernZebrafishDNA PrimersZygotePhylogenyEmbryo DispositionDNA Restriction EnzymesBlotting, NorthernRecombinant ProteinsDNA, Bacterial