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ARS Home Office of Communications Images Photos Jul08





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Image Number D1185-1 Geneticist Michael Cooley collects a sediment sample to test for *E. coli*O157:H7. The pathogen was found near fields implicated in the 2006 outbreak of *E. coli* O157:H7 on baby spinach.  Photo by Diana Carychao.  640 pixels wide: (d1185-1.jpg)   Please visit our Image Gallery


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