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eosin-methylene blue agar


Definition: agar composed of peptone, lactose, and sucrose and containing eosin and methylene blue, used to select for and distinguish between lactose-fermenting and nonlactose-fermenting gram-negative bacteria. Echerichia sp. show a characteristic sheen.

Synonym(s): EMB agar

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.