BSE and variant CJD. Assumption that BSE originated from scrapie in sheep led to misjudgment.
Ferguson-Smith
M A
MA
D000818:Animals; D002417:Cattle; D007562:Creutzfeldt-Jakob Syndrome / Q000635:transmission; D016643:Encephalopathy, Bovine Spongiform / Q000635:transmission*; D006801:Humans; D012608:Scrapie / Q000635:transmission*; D012756:Sheep