Definitions

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

  • noun An amino acid, C5H12N2O2, not found in proteins, formed by hydrolyzing arginine and important in the formation of urea.

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

  • noun biochemistry An amino acid, 2,5-diaminopentanoic acid, that is not present in protein, but is an intermediate in the biosynthesis of urea.

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

  • noun an amino acid that does not occur in proteins but is important in the formation of urea

Etymologies

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

[ornith(uric acid), an acid found in birds' urine (ornith(o)– + uric acid) + –ine.]

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Examples

  • DFMO is an inhibitor that specifically targets a key protein called ornithine decarboxylase

    Medlogs - Recent stories 2010

  • The most common of the disorders is called ornithine transcarbamylase deficiency (OTC), with a prevalence of around one in 30,000, said Dr. Mark Batshaw, principal investigator of the Urea Cycle Disorders Consortium, part of the NIH's Office of Rare Diseases Research Network.

    ABC News: Top Stories 2010

  • DFMO is an inhibitor that specifically targets a key protein called ornithine decarboxylase

    PhysOrg.com - latest science and technology news stories 2010

  • Such issues include Jesse Gelsinger20 suffered from a rare genetic disorder called ornithine transcarbamylase de fi - exotic therapies versus cheaper more widely ciency, which, while requiring cumbersome treat - useful therapies; ment with diet and drugs, was not a life-threatening disorder for him.

    Recently Uploaded Slideshows martins0105 2009

  • Aminoacidopathies (maple syrup urine disease; homocystinuria; cobalamin deficiencies; tyrosinemia; urea cycle defects (ornithine transcarbamylase, carbamyl phosphate synthase, citrullinemia, argininosuccinic aciduria, arginase deficiencies) and non-ketotic hyperglycinemia)

    Biochemical Genetics-Metabolic Disease 2010

  • Jesse was participating in a gene therapy trial for ornithine transcarboxylase deficiency (OTCD).

    Gene Therapy Novel Therapeutic Branch of Modern Medicine 2008

  • It stimulates your release of growth hormone and ornithine decarboxylase enzymes.

    Diary Palahniuk, Chuck 2003

  • The major immune system and human growth hormone stimulants are the amino acids lysine, arginine, and ornithine.

    The New Super-Nutrition Ph.D. Richard A. Passwater 1991

  • The major immune system and human growth hormone stimulants are the amino acids lysine, arginine, and ornithine.

    The New Super-Nutrition Ph.D. Richard A. Passwater 1991

  • D. Dakin he investigated arginase, the ferment which hydrolyses arginine into urea and ornithine, and later he discovered agmatine in herring roe and devised a method for preparing it.

    Albrecht Kossel - Biography 1967

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