Polymorphisms at codons 141 and 154 in the ovine prion protein gene are associated with scrapie Nor98 cases

¹ Norwegian School of Veterinary Science, Department of Production Animal Clinical Sciences, Kyrkjevegen 332-334, N-4325 Sandnes, Norway
² Norwegian School of Veterinary Science, Department of Basic Sciences and Aquatic Medicine, PO Box 8146 Dep., N-0033 Oslo, Norway
³ National Veterinary Institute, PO Box 8156 Dep., N-0033 Oslo, Norway
⁴ University of Oslo, Department of Behavioural Sciences in Medicine, PO Box 1111, N-0317 Oslo, Norway