Concerns are mounting that the bird flu virus may spread from Asia and jump the species barrier (AP - Deadly Bird Flu Virus May Endanger People). How can a virus that infects birds also infect humans? According to the report it can happen like this:
If a bird flu virus infects a person who also carries a human flu virus, the result could be a hybrid bug that passes easily from person to person. "That's the spark that sets off the forest fire of a global pandemic, and that's what everyone is worried about," said flu expert Dr. William Schaffner of Vanderbilt University.Scientists are working on plans now to prepare for the next flu pandemic. [Pestilence, Luke 21:11]
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