Researcher in microbial genetics. With Joshua Lederberg, Lederberg coauthored the replica-plating study, which preserved colony patterns across growth conditions to distinguish pre-existing mutants from changes caused by selection.[ref]
Replica plating and indirect selection of bacterial mutants by Joshua Lederberg and Esther Lederberg. Title, author list and reported study
Portrait of Esther Lederberg
. Source. 
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