Definitions of XANTHINE [ˈzæn θin, -θɪn]

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Definition of 'XANTHINE'

Random House Webster's College Dictionary

1. (n.) xanthine
a crystalline, nitrogenous compound, C

2. xanthine
any derivative of this compound.

Etymology: (1855–60; < F; see xantho -, -ine²)

Definition of 'XANTHINE'

Princeton's WordNet

1. (noun) xanthine
crystalline oxidation product of the metabolism of nucleoproteins; precursor of uric acid; found in many organs and in urine

Definition of 'XANTHINE'

U.S. National Library of Medicine

1. XANTHINE
A purine base found in most body tissues and fluids, certain plants, and some urinary calculi. It is an intermediate in the degradation of adenosine monophosphate to uric acid, being formed by oxidation of hypoxanthine. The methylated xanthine compounds caffeine, theobromine, and theophylline and their derivatives are used in medicine for their bronchodilator effects. (Dorland, 28th ed)

'XANTHINE' - Nearby Entries
xanthelasma xanthemia xanthic acid xanthine xanthium xanthoma xanthoma disseminatum

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