U.S. set about testing bird flu vaccines for poultry after record outbreak

The U.S. government is testing four potential bird flu vaccines for poultry, officials said on Friday, after more than 58 million chickens, turkeys and other birds have died in the nation’s worst outbreak ever. The trials, conducted by the U.S. Department of Agriculture’s (USDA) Agricultural Research Service, are the first step in a lengthy process toward the possible first use of vaccines to protect U.S. poultry from the lethal virus. Bird flu, also known as highly pathogenic avian influenza (HPAI), has killed hundreds of millions of birds around the world, raising…