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Appl Environ Microbiol. 1974 October; 28(4): 579-581
Copyright © 1974 American Society for Microbiology. All Rights Reserved.
Department of Microbiology, University of Maryland, College Park, Maryland 20742
ABSTRACT
Nalidixic acid kills only growing cells of Salmonella typhimurium and can be used to enrich for auxotrophs in populations where prototrophs predominate.
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