After nearly 16 years, the U.S. has agreed to import beef from Ireland—the first European country to get the go-ahead since the epidemic of mad cow disease swept the continent In the 1980s and 1990s.
Clumps of proteins twisted into aberrant shapes cause the prion diseases that have perplexed biologists for decades. The surprises just keep coming with a new report that the simple clusters of proteins responsible for Mad Cow and other prions diseases may, without help from DNA or RNA, be capable of changing form to escape the [...]
Study raises question about whether proteins implicated in the disease are capable of spreading through medical procedures
An infamous protein helps to explain how memory works