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United States Department of Agriculture

Agricultural Research Service

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Image Number D1343-1

Physiologist Tom Weber prepares samples for real-time PCR analysis to see whether genes that regulate growth and immune function are expressed, or turned on, when pigs consume biofuel coproduct supplements in their diet.


Photo by Peggy Greb.

640 pixels wide: (d1343-1.jpg)

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Last Modified: 8/13/2016
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