Discovery Of New Prion Protein May Offer Insight Into Mad Cow Disease (Medical News Today) Scientists have discovered a new protein that may offer fresh insights into brain function in mad cow disease. "Our team has defined a second prion protein called 'Shadoo', that exists in addition to the well-known prion protein called 'PrP' " said Professor David Westaway, director of the Centre for Prions and Protein Folding Diseases at the University of Alberta. [click link for full article] [News Source]