AXAH - Nicholson,E.M.; Richt,J.A.; Rasmussen,M.A.; Hamir,A.N.; Lebepe-Mazur,S.; Horst,R.L. - Exposure of sheep scrapie brain homogenate to rumen-simulating conditions does not result in a reduction of PrPsc levels - Letters in Applied Microbiology 2007 Jun; 44(6): 631-6