Kynurenine

L-Kynurenine is a metabolite of the amino acid L-tryptophan used in the production of niacin. Kynurenine is synthesized by the enzyme tryptophan dioxygenase, which is made primarily but not exclusively in the liver, and indoleamine 2,3-dioxygenase, which is made in many tissues in response to immune activation. Kynurenine and its further breakdown...
Found on http://en.wikipedia.org/wiki/Kynurenine

kynurenine

(kin-u´rә-nēn″) a metabolite of tryptophan found in microorganisms and in the urine of normal animals; it is a precursor of kynurenic acid and an intermediate in the conversion of tryptophan to niacin.
Found on http://www.encyclo.co.uk/local/21001

kynurenine

<chemical> Chemical name: Benzenebutanoic acid, alpha,2-diamino-gamma-oxo- ... (12 Dec 1998) ...
Found on http://www.encyclo.co.uk/local/20973

kynurenine

Type: Term Pronunciation: kī′nū-ren′in Definitions: 1. A product of the metabolism of l-tryptophan, excreted in the urine in small amounts; elevated in cases of vitamin B6 deficiency.
Found on http://www.medilexicon.com/medicaldictionary.php?t=47381
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