详细解释:n. 黄质, 黄嘌呤
【化】 黄嘌呤
【医】 黄嘌呤
英语解释：
名词 xanthine:
crystalline oxidation product of the metabolism of nucleoproteins; precursor of uric acid; found in many organs and in urine详细解释：
xan.thine
n.（名词）A yellowish-white, crystalline purine base, C5H 4N 4O 2, that is a precursor of uric acid and is found in blood, urine, muscle tissue, and certain plants. 黄嘌呤：一种黄白色结晶的嘌呤硷，C5H 4N 4O 2，它是尿酸的前身，常见于血液、尿液、肌肉组织和某些植物中 Any of several derivatives of this compound.此类化合物的各种衍生物