Microbiology Virology a99f0d08 Which of the following is not a prion disease A Bovine spongiform encephalopathy B Transmissible mink encephalopathy C Scrapie D Progressive multifocal leucoencephalopathy High-Yield Explanation Progressive multifocal leukoencephalopathy is a human infection caused by a papova virus. Ref: Baveja textbook of microbiology; 4th edition.