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decarboxylase
(redirected from decarboxylase test)

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decarboxylase /de·car·box·y·lase/ (de?kahr-bok´si-las) any enzyme of the lyase class that catalyzes the removal of a carbon dioxide molecule from carboxylic acids.
de·car·box·yl·ase (dkär-bks-ls, -lz)
n.
Any of various enzymes that catalyze the hydrolysis of the carboxyl radical.
decarboxylase
any of the lyase class of enzymes that catalyze the removal of a carbon dioxide molecule from a compound.
decarboxylase test
tests for the identification of bacteria, based on the production of ammonia from lysine, ornithine or arginine. In a positive result, the alkaline product is indicated by bromocresol purple.


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She had two positive anti-glutamic acid decarboxylase tests within two months.
Burst of autoimmunity with the emergence of Primary Sjogren syndrome, ... by Hulagu, Sadettin / Southern Medical Journal
They showed negative responses for ornithine or lysine decarboxylase tests, and positive results for acid production from D-cellobiose, D-mannitol and ribose, use of L-proline as sole carbon source, and growth at 28[degrees]C.
A set of tests for the phenotypic identification of culturable ... by Nieto, T.P. / Journal of Shellfish Research
Because some strains of lysine negative Escherichia hermanii will cross react with 0157 sera; we employed the lysine decarboxylase test on candidate sorbitol nonfermenters and lactose fermenters (8): 13 x 100 mm serology tubes (VWR Scientific, San Francisco, Calif.
Proposed method for isolation of Escherichia coli 0157:H7 from ... by Tarr, Phillip I. / Journal of Environmental Health
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