The U.S. Department of Agriculture announced Friday that it will sample the nation's milk supply to test for the H5N1 bird flu virus.| Los Angeles Times
A CDC study has found H5N1 bird flu antibodies in veterinarians who had no symptoms and no knowledge they had been working with infected livestock.| Los Angeles Times
The Scripps Research Institute finding counters prevailing thought that the virus would require multiple mutations before it poses a threat to public health.| Los Angeles Times