ORIGINS OF BSE:
Intriguing Clues to a Scrapie-Mad Cow Link
Michael Balter
PARIS--In the 27 April issue of The Independent newspaper, a headline suggested that the mystery of the origins of bovine spongiform encephalopathy (BSE), or "mad cow disease," was solved, proclaiming that "Tests Show BSE Caused by Infected Sheep." The truth is far more complex, say scientists, who nonetheless laud the unpublished research described in the article as a possible step toward understanding how the puzzling disease got started.