Multimedia Gallery
November 8, 2007
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Cloudy liquids show bacterial growth; tube with clear liquid contains penicillin-coated surface.
The cloudy liquids in three of these test tubes show that bacteria has started growing. The one tube with clear liquid contains a surface coated with penicillin using a new method developed by researchers at The University of Southern Mississippi that has prevented the growth of bacteria.
Credit: University of Southern Mississippi
Images credited to the National Science Foundation, a federal agency, are in the public domain. The images were created by employees of the United States Government as part of their official duties or prepared by contractors as "works for hire" for NSF. You may freely use NSF-credited images and, at your discretion, credit NSF with a "Courtesy: National Science Foundation" notation.
Additional information about general usage can be found in Conditions.
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