different between xanthine vs xanthosine

English

Etymology

From French xanthine, ultimately from Ancient Greek ?????? (xanthós, “yellow”), because xanthine is yellowish-white.

Pronunciation

• Homophones: xanthein, xanthene

Noun

xanthine (plural xanthines)

1. (chemistry) Any of a group of alkaloids that include caffeine, theophylline, and theobromine as well as the parent compound, a precursor of uric acid found in many organs of the body.

Usage notes

• There is much confusion between this word and xanthein, and they are often interchanged.

Derived terms

• methylxanthine
• nonxanthine
• xanthine oxidase

Translations

Anagrams

• xanthein

French

Etymology

Ancient Greek ?????? (xanthós, “yellow”), because xanthine is yellowish-white.

Noun

xanthine f (plural xanthines)

1. xanthine

Further reading

• “xanthine” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Anagrams

• Xanthien

English

Noun

xanthosine (usually uncountable, plural xanthosines)

1. (organic chemistry) A nucleoside derived from xanthine and ribose.
   • 2010, Bertil B. Fredholm, Methylxanthines

     Xanthosine, the initial substrate of purine alkaloid synthesis, is supplied by at least four different pathways […]