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USDA Researchers Improve Newcastle Disease Classification System |...
www.thepoultrysite.com
A vaccine against Newcastle disease is administered to a baby chick by microbiologist Darrell Kapczynski. [Photo: Stephen Ausmus]
Virosome Vaccine Targets Exotic Newcastle Disease
www.cabi.org
Oct 31, · Microbiologist Darrell Kapczynski and colleagues developed the experimental vaccine at the Agricultural Research Service's Southeast Poultry ...
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