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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number D403-1

Research assistant Aileen Haxo (left) and microbiologist Maria Brandl examine confocal micrographs of green fluorescent-labeled Salmonella cells enclosed within food vacuoles of Tetrahymena protozoa.

Photo by Peggy Greb.



640 pixels wide: (d403-1.jpg)




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Last Modified: 5/23/2006