Garza MC, Eraña H, Castilla J, Acín C, Vargas A, Badiola JJ, Monleón E. Protein misfolding cyclic amplification corroborates the absence of PrPSc accumulation in placenta from foetuses with the ARR/ARQ genotype in natural scrapie. Vet Microbiol 203, 294-300. (2017). doi: 10.1016/j.vetmic.2017.03.034