Multimedia Gallery
July 1, 2010
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Scanning electron micrograph depicting two Vibrio cholerae bacteria about to separate.
A scanning electron micrograph (SEM) depicts two Vibrio cholerae bacteria photographed as they were about to separate after having undergone cellular division. Cholera bacteria count their numbers using quorum sensing in order to mount a coordinated attack on their host organisms.
Credit: Encyclopedia of Life/Public Health Image Library; Janice Carr
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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