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United States Department of Agriculture

Agricultural Research Service

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Image Number D1087-11

Technician Brenda Shaffer (left) and plant pathologist Joyce Loper load samples for quantitative PCR analysis, a procedure to evaluate gene expression by P. fluorescens Pf-5.


Photo by Stephen Ausmus.

640 pixels wide: (d1087-11.jpg)

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Last Modified: 6/27/2017
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