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Look up:
xanthine
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xanthine
[n] - crystalline oxidation product of the metabolism of nucleoproteins
Found op http://www.webdictionary.co.uk/definition.php?query=xanthine
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Xanthine
A molecular structure found in many common drugs and products (eg caffeine).
Found op http://www.vernalis.com/component/content/article/101-placing-and-open-offe
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Xanthine
a bronchodilator drug that is used to treat asthma
Found op http://www.medichecks.com/glossary.cfm?ltr=X
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Xanthine
Xanthine: A substance found in caffeine, theobromine, and theophylline and encountered in tea, coffee, and the colas. Chemically, xanthine is a purine. There is a genetic disease of xanthine metabolism, xanthinuria, due to deficiency of an enzyme, xanthine dehydrogenase, needed to process xanthine i...
Found op http://www.medterms.com/script/main/art.html?articlekey=18592
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xanthine
(= 2,6-dihydroxypurine) A purine, the starting point for purine degradation. Its methylated derivatives (theophylline, theobromine, caffeine) are potent cAMP phosphodiesterase inhibitors.
Found op http://www.encyclo.co.uk/visitor-contributions.php
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Xanthine
Xan'thine noun Also Xan'thin [ Greek xanqo`s yellow.] (Physiol. Chem.) A white microcrystalline nitrogenous compound, C 5 H 4 O 2 N 4 , present in muscle tissue, in the liver, spleen, pan...
Found op http://www.encyclo.co.uk/webster/X/1
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xanthine
<biochemistry> A purine, the starting point for purine degradation. Its methylated derivatives (theophylline, theobromine, caffeine) are potent cAMP phosphodiesterase inhibitors. ... (18 Nov 1997) ...
Found op http://www.mondofacto.com/facts/dictionary?xanthine
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xanthine
noun crystalline oxidation product of the metabolism of nucleoproteins; precursor of uric acid; found in many organs and in urine
Found op http://wordnetweb.princeton.edu/perl/webwn?s=xanthine
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xanthine
(zan´thēn) a purine compound found in most bodily tissues and fluids; it is a precursor of uric acid. Methylated xanthine compounds such as caffeine, theobromine, and theophylline are used for their bronchodilator effects.
Found op http://www.encyclo.co.uk/local/21001
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Xanthine
• Alt. of Xanthin
Found op http://thinkexist.com/dictionary/meaning/xanthine/
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xanthine
(from the article `purine`) Uric acid, the first purine derivative to be discovered, was isolated in 1776 from urinary calculi; xanthine was obtained from the same source in ... rare inherited disorder of purine metabolism that results from a deficiency in the enzyme xanthine oxidase. Normally this ...
Found op http://www.britannica.com/eb/a-z/x/1
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xanthine
(Xan) Type: Term Pronunciation: zan′thēn Definitions: 1. Oxidation product of guanine and hypoxanthine, precursor of uric acid; occurs in many organs and in the urine, occasionally forming urinary calculi; elevated in molybdenum cofactor deficiency and in xanthinuria.
Found op http://www.medilexicon.com/medicaldictionary.php?t=100108
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Xanthine
Xanthine (n or n; archaically xanthic acid) (3,7-dihydro-purine-2,6-dione), is a purine base found in most human body tissues and fluids and in other organisms. A number of stimulants are derived from xanthine, including caffeine and theobromine. Xanthine is a product on the pathway of purine degra...
Found op http://en.wikipedia.org/wiki/Xanthine
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Xanthine
Xanthine is a nitrogenous compound closely allied to uric acid, that occurs in extract of meat and in tea. It forms a colourless powder slightly soluble in water, and yields alloxan and urea on oxidation.
Found op http://www.probertencyclopaedia.com/browse/GX.HTM
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xanthine
1) Organic compound
Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/xanthine/1
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