| University of Pennsylvania | |
| Answers to common questions about Mad Cow Disease | |
| Bovine Spongiform Encephalopathy (BSE) [Mad Cow Disease] | |
| Yale University | |
| Yale Researchers Discover New Role for B Cells/Discovery Might Shed Light on "Mad Cow Disease" | |
| PRION PROTEIN IS REQUIRED FOR PURKINJE CELL DEVELOPMENT (Scroll down please) | |
| Warten School of Business | |
| Wharton on BSE | |