Definition of «xanthine»

Xanthine is a naturally occurring purine compound found in plants, animals and humans. It is an intermediate in the catabolism of nucleic acids and is formed from the hydrolysis of caffeine. It is also a precursor to uric acid, which is an important component of the body's antioxidant defense system.

Sentences with «xanthine»

«Inhibition of xanthine oxidase by phytic acid and its antioxidative action.» (nutritionfacts.org)
In fact, caffeine, theophylline, and theobromine all belong to the same class of xanthine alkaloids producing a strikingly similar effect. (mypetneedsthat.com)
While a single chocolate chip will not adversely harm a dog, pet owners should be concerned about methyl xanthine in dark and Baker's chocolate, and xylitol in sugar - free baked goods, and candy. (chicagovma.org)
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