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United States Department of Agriculture

Agricultural Research Service

Image Number D1441-1

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Image Number D1441-1

A cow naturally infected with M. avium subspecies paratuberculosis that is in the late stages of disease and has typical clinical signs such as weight loss, watery diarrhea, and general poor health.  This cow is part of a study herd used in research on Johne’s disease at the National Animal Disease Center, Ames, Iowa.

 

Photo by Peggy Greb.


640 pixels wide: (d1441-1.jpg)




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Last Modified: 11/24/2009
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