AAHC - Andreoletti,O.; Lacroux,C.; Chabert,A.; Monnereau,L.; Tabouret,G.; Lantier,F.; Berthon,P.; Eychenne,F.; Benestad,S.L.; Elsen,J.M.; Schelcher,F. - PrPsc accumulation in placentas of ewes exposed to natural scrapie: influence of foetal PrP genotype and effect on ewe-to-lamb transmission. - Journal of General Virology 2002 Oct; 83(10): 2607-16