purine

n. 嘌呤 [化] 嘌呤

发音

其它 /ˈpjʊəɹiːn/

词形变化

purines 复数 purines

释义与例句

n.
  1. 1.

    Any of a class of organic heterocyclic compounds, composed of fused pyrimidine and imidazole rings, that constitute one of the two groups of organic nitrogenous bases (the other being the pyrimidines) and are components of nucleic acids.

    嘌呤

    可数 不可数 化学

    1982, Ray A. Field, Mechanically Deboned Red Meat, C. O. Chichester, George Franklin Stewart, Advances in Food Research, Volume 27, page 67, Clifford et al. (1976) investigated the metabolism of individual purines and found that adenine, and to a lesser extent hypoxanthine, had pronounced effects on blood uric acid levels. The purine content of foods, in particular adenine, would therefore be of immense nutritional significance.

词汇关系

名词

上位词 2

base alkali

下位词 4

a g adenine guanine

词源

Etymology tree German Purinbor. English purine Borrowed from German Purin.

来源：wiktionary