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dihydroxyphenylalanine

 
American Heritage Dictionary:

di·hy·drox·y·phen·yl·al·a·nine

('hī-drŏk'sē-fĕn'əl-ăl'ə-nēn', -fē'nəl-) pronunciation
n.
Dopa.


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Variant: dihydroxyphenylalanine

A derivative of the amino acid tyrosine. It is found in particularly high levels in the adrenal glands and is a precursor in the synthesis of dopamine, noradrenaline, and adrenaline. The laevorotatory form, L-dopa, is administered in the treatment of Parkinson's disease, in which brain levels of dopamine are reduced.




Dopa



American Heritage Stedman's Medical Dictionary:

di·hy·drox·y·phen·yl·al·a·nine

Top
('hī-drŏk'sē-fĕn'əl-ăl'ə-nēn', -fē'nəl-)
n.

Dopa.

 
 
Related topics:
dopa oxidase (biochemistry)
dopa
catecholamines

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Copyrights:

American Heritage Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.  Read more
Oxford Dictionary of Chemistry. A Dictionary of Chemistry. Sixth Edition. Copyright © Market House Books Ltd, 2008. All rights reserved.  Read more
American Heritage Stedman's Medical Dictionary. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company Read more

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