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United States Department of Agriculture

Agricultural Research Service

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Image Number D1189-2

In a milking parlor at the ARS National Animal Disease Center in Ames, Iowa, molecular biologist John Lippolis collects milk samples from a Jersey cow in an effort to answer basic questions about infection mechanisms in dairy cattle.


Photo by Stephen Ausmus.

640 pixels wide: (d1189-2.jpg)

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Last Modified: 6/27/2017
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