Bird flu virus could kill half the world, scientists warn

http://www.guardian.co.uk

Bird flu virus could kill half the world, scientists warn

Leading US scientists call for permanent restrictions on research to prevent outbreak of genetically engineered flu virusA group of the leading virus experts in the US has called for permanent restrictions on research in the face of a new genetically engineered flu virus that could kill half the population of the world. Scientists are currently observing a 60-day moratorium on research into the bird flu virus, after two groups found a way to make it infectious through airborne transmission.