Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun An enzyme that catalyzes the hydrolysis of urea to form ammonium carbonate.

from The Century Dictionary.

  • noun Same as urase.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun chemistry the enzyme, found in soil bacteria and some plants, that catalyzes the hydrolysis of urea into ammonia and carbon dioxide

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an enzyme that catalyzes the hydrolysis of urea into carbon dioxide and ammonia; is present in intestinal bacteria

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[ure(a) + –ase.]

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Examples

  • Tests showed that urease is also a protein, making this the first ever protein to be crystallized.

    The Nobel Prize in Chemistry 1946 - Speed Read 1946

  • H. pylori uses an enzyme called urease to attach to and infect the inside of the stomach.

    WebMD Health 2009

  • An enzyme called urease is produced by certain bacteria in the urinary tract.

    Press Release 2009

  • H. pylori depends on a protein called urease to bind to and infect the stomach lining, and so the scientists created a urease antibody called IgY-urease they then fortified the yoghurt with.

    DairyReporter RSS 2009

  • H. pylori depends on a protein called urease to bind to and infect the stomach lining, and so the scientists created a urease antibody called IgY-urease they then fortified the yoghurt with.

    NutraIngredients-USA RSS 2009

  • H. pylori depends on a protein called urease to bind to and infect the stomach lining, and so the scientists created a urease antibody called IgY-urease they then fortified the yoghurt with.

    NutraIngredients-USA RSS 2009

  • In 1926, however, in connection with his studies of a special enzyme "urease", James B. Sumner of Cornell University,

    Nobel Prize in Chemistry 1946 - Presentation Speech 1964

  • Sumner had in 1926 crystalized an enzyme, urease, from jack beans and suggested that the crystals were the pure protein.

    The Nobel Prize in Chemistry: The Development of Modern Chemistry 2010

  • I did my famous self experimentation and the early urease tests were developed.

    Barry J. Marshall - Autobiography 2006

  • Sumner, USA (Nobel Prize 1946) crystallizes the enzyme urease and demonstrates that it is a protein.

    The Nobel Prize in Chemistry 1989 1989

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