以鸟嘌呤计总收率为71%。
然而，干细胞里四分之一的甲基胞核嘧啶却没有鸟嘌呤随后。
A quarter of the methylated cytosines in stem cells, however, were not followed by guanines.
腺嘌呤和鸟嘌呤是嘌呤和胞嘧啶和胸腺嘧啶是嘧啶。
Adenine and guanine are purines and cytosine and thymine are pyrimidines.
在去氧核糖核酸(DNA)中，其互补基是鸟嘌呤。
只有4种：腺嘌呤、胸腺嘧啶、鸟嘌呤和胞核嘧啶。
There are just four kinds: adenine, thymine, guanine and cytosine.
美国普渡大学的研究人员使用的是合成的鸟嘌呤与胞嘧啶。
Researchers at purdue university used synthetic forms of guanine and cytosine.
形成Z-DNA通常需要一段交替出现的胞嘧啶与鸟嘌呤碱基。
To make Z-DNA typically requires a stretch of alternating cytosine and guanine bases.
最丰富的碱基是胞嘧啶，胸腺嘧啶，尿嘧啶，腺嘌呤和鸟嘌呤。
The most abundant bases are cytosine, thiamine, and uracil (pyrimidines) and adenine and guanine (purines).
与胸腺嘧啶相似，但很容易转换成与鸟嘌呤配对的互变异构形式。
Resembles thymine, but easily interconverts to tautomeric form that pairs with guanine.
最丰富的碱基是胞嘧啶， 胸腺嘧啶， 尿嘧啶，腺嘌呤和鸟嘌呤。
The most abundant bases are cytosine, thiamine , and uracil ( pyrimidines ) and adenine and guanine ( purines ) .
鸟嘌呤在产品标签上标示为“C175170”，或者美名其曰为“天然的珍珠精华”。
Guanine shows up on product labels as CI 75170, or to give the more beautiful label bestowed on it, natural pearl essence.
采用反相高效液相色谱法测定不同生境半夏和炮制半夏中鸟嘌呤核苷的含量。
Guanosine contents of Pinellia Rhizoma in the different habitats and the processed were determined by RP-HPLC.
目的改进异鸟苷单体的合成路线 ，合成异鸟苷掺入的富鸟嘌呤的寡核苷酸。
Aim To improve the synthesis of isoguanosine monomer and to synthesize isoguanosine incorporated G-rich oligonucleotide.
5次微分伏安法和循环伏安法对鸟嘌呤在碳纤维微电极上的电化学行为进行了研究。
5 order differential voltammetry and cyclic voltammetry are used to investigate the electrochemical oxidation of guanine at a carbon fiber microelectrode.
回顾性分析了206名患者肿瘤组织鸟嘌呤转甲基酶基因的甲基化状态，MGMT。
The methylation status of the methyl-guanine methyl transferase gene, MGMT, was determined retrospectively from the tumour tissue of 206 patients.
选用1.5次微分伏安法和循环伏安法对鸟嘌呤在碳纤维微电极上的电化学行为进行了研究。
The 1. 5 order differential voltammetry and cyclic voltammetry are used to investigate the electrochemical oxidation of guanine at a carbon fiber microelectrode.
在这两个DNA样品中腺嘌呤、鸟嘌呤、胞嘧啶、胸腺嘧啶之间的相互比例存在怎样的关系？
What relative proportions of adenine, guanine, thymine, and cytosine would you expect to find in the two DNA samples? What assumptions have you made?
麦考酚酸表现出一种特殊的抗丙肝病毒复制的作用机制，它不依赖细胞增殖及鸟嘌呤核苷消耗。
MPA was shown to hae a distinct anti-HC mechanism of action, independent of cell proliferation and guanosine depletion.
鸟嘌呤：嘌呤类的有机化合物，常称为碱基，包含二个环，各含氮原子和碳原子，还有一个氨群。
Guanine: organic compound of the purine family often called a base consisting of two rings each containing both nitrogen and carbon atoms and an amino group.
此外, 造成它们的差别的主要原因却很奇怪,先前的研究显示,甲基胞核嘧啶通常在鸟嘌呤(G)字母的旁边.
Moreover, the difference was largely accounted for by something strange. Previous studies have shown that methylated cytosines are usually next to a letter called guanine (G).
硫代鸟嘌呤互变异构的熵效应小，对互变异构平衡没有显著的影响，而焓变对互变异构产生了主要的影响。
The entropy effect on the Gibbs free energy of 7-thioguanine base is very small and there is little significance for the tautomeric equilibria of the base.
目的：研究鸟嘌呤核苷酸交换蛋白100 (GEP100)基因沉默对胰腺癌细胞体外侵袭能力的影响。
AIM: To study the effects of down-regulation of guanine nucleotide exchange protein 100 (GEP100) on the invasive ability of pancreatic cancer cell AsPC-1 in vitro.
富含鸟嘌呤碱基的DNA序列能够通过鸟嘌呤环的互联作用形成四链螺旋结构，这种结构被称为G-四链体。
In addition to the familiar duplex DNA, certain G-rich DNA sequences can fold into a variety of four-stranded structures, which are called G-quadruplexes.
他用许多0和1来表示最早期时生命的化学成分(很可能是由腺嘌呤、胸腺嘧啶、鸟嘌呤、胞嘧啶和尿嘧啶组成的化合物)。
He USES zeroes and ones to represent the very first chemical building blocks of life (most likely compounds based on adenine, thymine, guanine, cytosine or uracil).
所有活细胞的基因信息都储存在由四种碱基，即腺嘌呤(A)、鸟嘌呤(G)、胞嘧啶(C)、胸腺嘧啶(T)构成的DNA里。
The genetic information of all living cells is stored in the DNA composed of the four canonical bases adenine (a), cytosine (c), guanine (g) and thymine (t).
本文的示例使用DNA，DNA由腺嘌呤（A）、胞嘧啶（C）、胸腺嘧啶（T）和鸟嘌呤（G）组成的核苷酸双螺旋组成。
This article's examples use DNA, which consists of two strands of adenine (A), cytosine (C), thymine (T), and guanine (G) nucleotides.
背景6 -巯基嘌呤是治疗儿童淋巴细胞白血病的一种标准的长期维持用药，而6 -硫鸟嘌呤则主要用于强化治疗。
Mercaptopurine has been a standard component of long-term continuing treatment for childhood lymphoblastic leukaemia, whereas 6-thioguanine has been mainly used for intensification courses.
近年来发现4 -氧代二氢喹啉类和含有非甲基化胞嘧啶鸟嘌呤二核苷酸序列的寡脱氧核苷酸为抗单纯疱疹病毒的新药。
This review describes two kinds of new anti-HSV drugs, 4-oxo-dihydroquinolines and cytosine-phosphate-guanine (CpG) -containing oligodeoxynucleotide (ODN), which have been developed in recent years.
本发明公开了一种新的多肽——人鸟嘌呤互转因子12，编码此多肽的多核苷酸和经d NA重组技术产生这种多肽的方法。
The present invention discloses a novel polypeptide, human guanine interconversion factor 12, polynucleotides encoding this polypeptide and DNA recombination process to produce the polypeptide.
本发明公开了一种新的多肽——人鸟嘌呤互转因子12，编码此多肽的多核苷酸和经d NA重组技术产生这种多肽的方法。
The present invention discloses a novel polypeptide, human guanine interconversion factor 12, polynucleotides encoding this polypeptide and DNA recombination process to produce the polypeptide.
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