Atypical scrapie/Nor98 in a sheep from New Zealand

In a consignment of sheep brains from NZ, to be used in Europe as negative control material in scrapie rapid screening test evaluations, brain samples from 1 sheep (no. 1512) gave the following initially confusing results in various screening tests: the brainstem repeatedly produced negative results in 2 very similar screening kits (enzyme-linked immunosorbent assay [ELISA]-1, ELISA-2), . . . → Read More: Atypical scrapie/Nor98 in a sheep from New Zealand