xanthine中文什么意思

n.
【化学】黄嘌呤；黄质，羟基嘌呤。

• actino xanthine:    放线黄质素
• dimethyl xanthine:    可可碱二甲黄嘌呤
• methylated xanthine:    甲基化黄嘌呤

例句与用法

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1. Tungstate competitively inhibits the utilization of molybdenum for the formation of xanthine dehydrogenases .
   钨酸盐竞争性地抑制钼的利用以形成黄嘌呤脱氢酶。
2. Tea contains , in addition to caffeine , small amounts of two other methyl xanthines , theobromine and theophylline , 3 , 7 - dimethy1 and 1 , 3 - dimethy1 xanthine , respectively
   茶除了含咖啡因以外，还含有少量的另外两种甲基黄酮嘌呤，即可可碱和茶碱，它们分别是3 ， 7 -二甲基黄嘌呤和1 ， 3 -二甲基黄嘌呤。
3. Drugs that block some activities of the enzyme , known as xanthine oxidoreductase ( xor ) , might therefore offer a novel antiobesity therapy designed to fight fat before it even forms , the researchers said
   研究人员说，像黄嘌呤氧化还原酶（ xor ）等已知的阻止酶活性的药物，可能因此提供一种新的在肥胖形成前来对抗它的抗肥胖疗法。
4. Second , carbon nanotube ( cnt ) was used in the fabrication of xanthine oxidase ( xod ) biosensor . xod / cnt / gc electrode was fabricated . the influences of cnt , ph and scan rate to the electrode were discussed
   系统地研究了ph 、扫速对hrp酶电极电化学性能的影响,优化了电极的制备条件,实现了hrp酶电极对h2o2的响应,并考察了电极的稳定性。
5. Protein kinase a is camp - dependent kinase , one of the most important signal transduction pathways , plays a pivotal role in growth , differentiation , tumor occur , cell cycle control , etc . pka activators such as camp , 8 - br - camp or phosphodiesterase ( pde ) inhibitor isomethyl butyl xanthine ( imbx ) or purified pka catalytic subunit all can inhibit germinal vesicle breakdown ( gvbd ) and meiotic maturation in mouse oocytes , also in xenopus oocytes
   蛋白激酶a ( proteinkinasea ， pka )是依赖于camp的丝苏氨酸蛋白激酶，是重要的信号传导途径之一，广泛参与许多生命过程，包括生长、分化、肿瘤发生、细胞凋亡、细胞周期调控等。以小鼠卵母细胞为实验对象，给予pka激动剂camp 、 8 - br - camp或磷酸二酯酶抑制剂imbx ( isomethylbutylxanthine )均可抑制小鼠卵母细胞的胚泡破裂及减数分裂成熟。

英文释义

名词

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