U.S. seeks to lift ban on cattle. The U.S. government proposed allowing imports of Canadian cattle and meat products from animals born on or after March 1, 1999, increasing shipments that are currently blocked out of concern for mad cow disease. [News Source]

Mad cow disease immunity (Baltimore Sun) Genetics Scientists have genetically engineered a dozen cows to be free from the proteins that cause mad cow disease, a breakthrough that may make the animals immune to the brain-wasting disease. [News Source]