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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number D648-1

Immunizing young animals against bovine viral diarrhea is important to reducing losses. Here, virologists John Neill and Julia Ridpath vaccinate calves with a commercially available vaccine to study the immune response it generates in the animals.

Photo by Stephen Ausmus.



640 pixels wide: (d648-1.jpg)




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Last Modified: 10/31/2006