eosin-methylene blue agar


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e·o·sin-meth·yl·ene blue a·gar

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

e·o·sin-meth·yl·ene blue a·gar

(ē'ō-sin-meth'i-lēn blū ā'gahr)
Agar composed of peptone, lactose, sucrose, eosin, and methylene blue; inhibits growth of most gram-positive bacteria; used thus to distinguish between lactose-fermenting and non-lactose-fermenting, gram-negative bacteria.
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References in periodicals archive ?
Mechanism of action of Eosin-Methylene Blue Agar in the differentiation of Escherichia coli and Enterobacter aerogenes.
Comparative evaluation of EMB agar and Hicrome E. coli agar for differentiation of green metallic sheen producing non E. coli and typical E. coli colonies from food and environmental samples
The samples were inoculated on 5% sheep blood agar and eosin-methylene blue agar.
Preputial bacterial colonisation in uncircumcised male children: Is it related to phimosis?
Standard microbiological protocols were performed without modification (Leboffe and Pierce, 2010): Simple stain, negative stain, Gram stain, endospore stain, capsule stain (Hiss Method), wet mount, aerotolerance, inoculation on eosin-methylene blue agar, catalase activity, oxidase activity (BBL DrySlide, Becton Dickinson Co.), gelatinase activity, and coagulase activity.
Gram-positive bacteria isolated from the common bed bug, Cimex lectularius L

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