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March 10, 2015
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Pioneering genetics researcher Esther Lederberg, in the lab in the 1950s.
Esther Lederberg in the lab in the 1950s while attending the Cold Spring Harbor Laboratory Symposia. Lederberg is known for discovering the lambda bacteriophage in 1951, the first recognized organism that can invade bacteria and live in its DNA. The breakthrough was important for studying similar viruses in animals.
Credit: The Esther M. Zimmer Lederberg Memorial Website.
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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