xanthine

核心释义

1. 1.

   一组生物碱,包括咖啡因、茶碱、可可碱及母体化合物,是体内许多器官中发现的尿酸前体。

   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.

2. 2.

   核蛋白代谢的结晶氧化产物；尿酸的前体；存在于许多器官和尿液中

   crystalline oxidation product of the metabolism of nucleoproteins; precursor of uric acid; found in many organs and in urine

核蛋白代谢的结晶氧化产物；尿酸的前体；存在于许多器官和尿液中；黄质；黄嘌呤；[化] 黄嘌呤