AQZP - Acutis,P.L.; Sbaiz,L.; Verburg,F.; Riina,M.V.; Ru,G.; Moda,G.; Caramelli,M.; Bossers,A. - Low frequency of the scrapie resistance-associated allele and presence of lysine-171 allele of the prion protein gene in Italian Biellese ovine breed - Journal of General Virology 2004 Oct; 85(10): 3165-72