LIVING IN FLIGHT: JORDAN X LEVI'S Artist Julian Gaines on the evolving denim canvas. WAVEY DADA Wavey Dada skates his J's in New York City. SEASON OF HER 10 unique colorways for her to kick off the season.
Mad cow disease, or bovine spongiform encephalopathy (BSE), is a transmissible, slowly progressive, degenerative, and fatal disease affecting the central nervous system of adult cattle. The U.S. Department of Agriculture (USDA) has tested hundreds of thousands of cattle for BSE.
What Is Mad Cow Disease and Variant Creutzfeldt-Jakob Disease? Mad cow disease is an infectious disease caused by prions that affect the brains of cattle. Abnormal proteins called prions are found in brain tissue of diseased cattle and appear to be the particle that transmits the infection.