Purdue News Photo
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Purdue researchers have developed a new biosensor that can detect minute quantities of the deadly foodborne bacteria Listeria monocytogenes. Here, research associate Tao Geng places an optical fiber, which is part of the biosensor, into a sample to test for the bacteria's presence as Arun Bhunia, professor of food science, watches.
(Purdue Agricultural Communications photo/Mike Kerper)
The story accompanying this photograph can be seen by clicking this link to Bhunia.sensor
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