Adenine and guanine are purines and cytosine and thymine are pyrimidines.
腺嘌呤和鸟嘌呤是嘌呤和胞嘧啶和胸腺嘧啶是嘧啶。
In fact PNA - DNA duplexes show significantly increased stability when the purines are in the PNA strand.
事实上，当嘌呤存在于肽核酸的链上时，肽核酸-DNA二聚体的稳定性会大大增加。
The most abundant bases are cytosine, thiamine, and uracil (pyrimidines) and adenine and guanine (purines).
最丰富的碱基是胞嘧啶，胸腺嘧啶，尿嘧啶，腺嘌呤和鸟嘌呤。
It is important in the growth and reproduction of cells, participating in the synthesis of purines and thymine.
在细胞生长和再生中也很重要，参与了嘌呤和嘧啶的合成。
Purines and pyrimidines have widespread and specific action in many tissues of both invertebrates and vertebrates.
在脊椎类和无脊椎类动物的多种组织中，嘧啶与嘌呤类物质具有广泛的特异性作用。
Firstly, the analysis method of purines in beer was established with the reverse - phase ion pair chromatography (PR-IPC).
本文首先建立了啤酒中嘌呤类物质的反相离子对色谱(PR - IPC)分析方法。
The dietary restriction of purines, protein and fat intake is effective to control serum uric acid level and protect renal function.
高尿酸血症患者限制饮食中的嘌呤、蛋白质和脂肪的摄入量有利于控制血尿酸水平和保护肾功能。
Objective: To investigate the influence of different contents of purines in diets on serum uric acid and its excretion in hyperuricemic elderly men.
目的：探讨不同嘌呤含量饮食对老年男性原发性高尿酸血症血尿酸及肾脏尿酸排出的影响。
The CDR makes cells put their ordinary activities on hold and instead switch on their defence systems, in reaction to high levels in the bloodstream of chemicals called purines.
即cdr系统会让细胞暂时停止它们的日常活动，反而让其打开了它们的防御系统，以应对血液中高浓度的，一种称为嘌呤的化学物质。
The messages carried by ATP are received on the surface of cells by specific receptors, which I termed purinoceptors, because ATP belongs to a group of chemicals known as purines.
由ATP携带的信息接收细胞表面的特定受体，我把它称为嘌呤受体，因为ATP属于嘌呤的一种。
The messages carried by ATP are received on the surface of cells by specific receptors, which I termed purinoceptors, because ATP belongs to a group of chemicals known as purines.
由ATP携带的信息接收细胞表面的特定受体，我把它称为嘌呤受体，因为ATP属于嘌呤的一种。
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