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United States Department of Agriculture

Agricultural Research Service

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Image Number D1166-1

Microbiologist Manan Sharma sprays a bacteriophage mixture on fresh-cut iceberg lettuce. The bacteriophage mixture kills E. coli O157:H7 on the surface of the lettuce.


Photo by Peggy Greb.

640 pixels wide: (d1166-1.jpg)

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Last Modified: 6/27/2008