dihydroxyphenylalanine


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dihydroxyphenylalanine

[¦dī‚hī¦dräk·sē‚fen·əl′al·ə‚nēn]
(biochemistry)
C9H11NO4 An amino acid that can be formed by oxidation of tyrosine; it is converted by a series of biochemical transformations, utilizing the enzyme dopa oxidase, to melanins. Also known as dopa.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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The modified amino acid, called dihydroxyphenylalanine (DOPA), has two functions.
Amino acid puts the muscle in mussel glue
TH is a key enzyme and serves as the rate-limiting enzyme in DA production, as it could convert dietary tyrosine to L- dihydroxyphenylalanine (L-DOPA), which may in turn be converted by aromatic amino acid decarboxylase (AADC) to the production of DA.
Saikosaponin A Alleviates Symptoms of Attention Deficit Hyperactivity Disorder through Downregulation of DAT and Enhancing BDNF Expression in Spontaneous Hypertensive Rats
Tyr is known to be the rate-limiting enzyme affecting the production of melanin pigment [52], which oxidates tyrosine to dihydroxyphenylalanine (DOPA) and determines which type of melanin could be synthesized [53].
Candidate Gene Identification of Feed Efficiency and Coat Color Traits in a C57BL/6J x Kunming F2 Mice Population Using Genome-Wide Association Study
It's been known for a number of years that a key ingredient of mussel glue is dihydroxyphenylalanine (DOPA).
Mussels hold secrets of Spiderman's webs sticky strength
Catecholamines and dihydroxyphenylalanine in metamorphosing larvae of the nudibranch Phestilla sibogae Bergh (Gastropoda: Opisthobranchia).
Loss of sensory elements in the apical sensory organ during metamorphosis in the nudibranch Phestilla sibogae
The bulk of the urinary dopamine may be from renal production and uptake of dopamine and decarboxylation of circulating dihydroxyphenylalanine (dopa), [23, 24] which is in turn from hydrolysis of tyrosine.
Ex Vivo and In Vivo Characterization of Interpolymeric Blend/Nanoenabled Gastroretentive Levodopa Delivery Systems

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