College of Veterinary Medicine
University of Georgia
ATHENS, Ga. — There are many different subtypes of influenza A virus in wild birds, and occasionally these viruses infect poultry and ultimately humans.
It is currently unknown how influenza virus subtype diversity in wild birds evolved and how different subtypes are maintained in wild bird populations, but a recent study from the University of Georgia provides evidence that subtype diversity exists in a state of competition.
“Waterfowl especially dabbling ducks such as the Mallard are the main carriers of low pathogenic influenza A virus, and the diversity of these. . .
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