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ARS Home Office of Communications Images Photos Jul13





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Image Number D2921-1 Six different serogroups of Shiga-toxin producing *E. coli* can be detected on this test card. A sample is placed on each test area on the card, followed by a drop of latex chemical agent bound to a specific antibody for that serogroup. The results are visible within a few minutes.  Photo by Peggy Greb.  640 pixels wide: (d2921-1.jpg)   Please visit our Image Gallery


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