SheepSheep DiseasesClone CellsSheep, DomesticMolecular Sequence DataCloning, MolecularBase SequenceAmino Acid SequenceSheep, BighornGoatsJaagsiekte sheep retrovirusSequence Analysis, DNADNA, ComplementaryDNASpecies SpecificityRNA, MessengerPolymerase Chain ReactionScrapiePhylogenyCell LineSequence Homology, Nucleic AcidCattleNucleic Acid HybridizationFetusSequence Homology, Amino AcidGoat DiseasesTime FactorsGenetic VariationGenesChromosome MappingMutationPulmonary Adenomatosis, OvinePregnancyPhenotypeWoolDNA, BacterialGenotypeSequence AlignmentBlotting, SouthernGene ExpressionChromosomes, Artificial, BacterialT-LymphocytesDNA PrimersErythrocytesCells, CulturedBlotting, NorthernRumenPlasmidsDisease Models, AnimalLiverGenomic LibraryEscherichia coliTransfectionRecombinant ProteinsPan troglodytesTranscription, GeneticEpitopesBrainDNA Restriction EnzymesElectrophoresis, Gel, Pulsed-FieldLymphAntibodies, MonoclonalGene Expression RegulationZoonosesFecesPrionsSwineDogsMice, Inbred C57BLDNA, RecombinantPlant PoisoningOmasumMice, Inbred BALB CPrPSc ProteinsLymphocyte ActivationCosmidsGenes, BacterialAntibody FormationRabbitsB-LymphocytesKineticsTissue DistributionPolymorphism, Restriction Fragment LengthStomach, RuminantChickensLungAnimals, DomesticGenetic VectorsFoot RotCell DivisionSpleenOpen Reading FramesDose-Response Relationship, DrugModels, AnimalCricetinaeBacterial ProteinsReverse Transcriptase Polymerase Chain ReactionCross ReactionsBiological EvolutionDNA Fingerprinting