Cloning, OrganismEmbryo ResearchSheepClone CellsMammalsSheep DiseasesCloning, MolecularMolecular Sequence DataBase SequenceSheep, DomesticAmino Acid SequenceSequence Homology, Amino AcidDNA, ComplementarySequence Analysis, DNAGenes, BacterialEscherichia coliPlasmidsSequence AlignmentSequence Homology, Nucleic AcidDNARNA, MessengerPhylogenyGenesNucleic Acid HybridizationDNA Restriction EnzymesPolymerase Chain ReactionRecombinant ProteinsCell LineDNA, BacterialRestriction Mapping