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ARS Home Office of Communications Images Photos Oct06





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Image Number D612-1 Microbiologist Todd Callaway (right) and technician Jim Snodgrass mix in a sodium chlorate compound with this cow’s normal feed to test its effectiveness in reducing *Salmonella* and *Escherichia coli*0157:H7 in the animal’s gastrointestinal tract.  Photo by Robert Droleskey.  640 pixels wide: (d612-1.jpg)   Please visit our Image Gallery


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