Encephalopathy, Bovine SpongiformPrionsPrPSc ProteinsScrapieCreutzfeldt-Jakob SyndromePrion DiseasesCattleWasting Disease, ChronicSheepPrPC ProteinsEndopeptidase KSheep DiseasesDeerBrainInfectious Disease Incubation PeriodGoat DiseasesHepatic EncephalopathyGoatsAnimals, ZooKuruMeat ProductsAbattoirsGreat BritainDisease SusceptibilityMice, TransgenicImmunohistochemistryAcinonyxBrain StemPrP 27-30 ProteinMeat-Packing IndustryBrain ChemistryBlotting, WesternCattle DiseasesSerial PassageFood ContaminationSpecies SpecificityWernicke EncephalopathySlow Virus DiseasesDisease Transmission, InfectiousConsumer Product SafetyZoonosesBrain DiseasesGlycosylationMesocricetusCricetinaeDisease Models, AnimalBiological AssayFranceAnimal HusbandryMeatTime FactorsAnimal FeedRuminantsDisease OutbreaksGenotypePopulation SurveillanceGerstmann-Straussler-Scheinker Disease