Atypical Bovine Spongiform Encephalopathies, France, 2001–2007

Abstract

In France, through exhaustive active surveillance, ≈17.1 million adult cattle were tested for bovine spongiform encephalopathy from July 2001 through July 2007; ≈3.6 million were >8 years of age. Our retrospective Western blot study of all 645 confirmed cases found that 7 were H-type and 6 were L-type.

Keywords

• BSE
• H-type
• L-type
• BASE
• prion
• cattle