Figure 7From: Mouse-adapted scrapie strains 139A and ME7 overcome species barrier to induce experimental scrapie in hamsters and changed their pathogenic featuresMorphological assays of SAFs in the hamsters' brains of three different scrapie strains after incubated with 3 M GdnHCl. (A) agent 263 K; (B) agent 139A-ha; (C) agent ME7-ha.Back to article page