There are several options to deliver the cytosine gene.
有几个选项，以提供胞嘧啶基因。
There are just four kinds: adenine, thymine, guanine and cytosine.
只有4种：腺嘌呤、胸腺嘧啶、鸟嘌呤和胞核嘧啶。
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。
Researchers at purdue university used synthetic forms of 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。
The other two, thymine and cytosine, are single ring structures called pyrimidines.
另两个为胸腺嘧啶和胞嘧啶，即称为嘧啶的单环结构。
To make Z-DNA typically requires a stretch of alternating cytosine and guanine bases.
形成Z-DNA通常需要一段交替出现的胞嘧啶与鸟嘌呤碱基。
Methods Cidofovir was synthesized via 6-step reactions with cytosine as the starting material.
方法以胞嘧啶为起始原料，经六步反应合成西多福韦。
The team looked at methylation, in which a methyl group is placed onto cytosine in DNA sequences.
工作小组关注甲基化作用，是指一个甲基群被放在DNA序列的胞嘧啶上面。
A white, crystalline nucleoside, C9H13N3O5, composed of one molecule each of cytosine and ribose.
胞苷一种白色的晶状核苷，c9h13n3o5，由每个。
The methyl groups are attached only to specific cytosine bases - one of the four building blocks of DNA.
这些甲基团只粘附于特定胞嘧啶碱基- DNA四个组成成分之一。
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。
Objective:To study the stability and influential factors of cytosine arabinoside hydrochloride with infusion.
目的：研究盐酸阿糖胞苷在输液中的稳定性及影响因素。
Currently, the most active area of research involves introducing one of the cytosine genes into the cancer cell.
目前，最活跃的研究领域涉及引进一个胞嘧啶基因进入肿瘤细胞。
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。
These can attach themselves to cytosine , one of the four chemical bases that form the "letters" of the genetic code.
它们可以附在胞核嘧啶上，胞核嘧啶是组成基因代码的“字母”的四种碱基数之一，帮助调控转录的过程。
The binding interaction between cytosine and the gold electrode was weakened when the potential was negatively moved.
胞嘧啶的环呼吸振动频率随着电位负移而红移，这意味着它与金电极的成键作用减弱。
In certain bacteriophages, 5 - methylol cytosines have substituted for the cytosine. In the late 40s, looks up Garv e.
在某些噬菌体中，5-羟甲基胞嘧啶取代了胞嘧啶。40年代后期，查加夫。
Two potential Wells are found. One corresponds to the normal cytosine, while the other corresponds to its imino tautomer.
发现有两个势阱：其中一个对应正常的胞嘧啶，而另一个则对应它的顺式亚胺式互变异构体。
Cytosine methylation silences transposable elements in plants, vertebrates, and fungi but also regulates gene expression.
胞嘧啶的甲基化能够沉默植物、脊椎动物和真菌的转座元件，同时也能调控基因的表达。
Whether cytosine methylation is the explanation for this difference has yet to be tested, but something is clearly happening.
胞嘧啶甲基化是否能够解释这种差异还有待考察，但是的确是有些什么东西存在着。
Much is known about the "fifth base, " 5-methylcytosine, which arises when a chemical tag or methyl group is tacked onto a cytosine.
此前，科学家们已对第5种碱基有所了解——当一个化学标签或甲基被固定到一个胞嘧啶上时，第5种碱基就会出现。
This article's examples use DNA, which consists of two strands of adenine (A), cytosine (C), thymine (T), and guanine (G) nucleotides.
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。
RNA could intensify the inhibitory effect of homoharringtonine and low-dose of arabinsyl cytosine on the cell proliferation of K562 cells.
RNA能增强高三尖杉酯碱联合小剂量阿糖胞苷对K562细胞增殖的抑制作用。
What relative proportions of adenine, guanine, thymine, and cytosine would you expect to find in the two DNA samples? What assumptions have you made?
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？
We also found that a previously used method to detect cytosine deaminated DNA, termed 3DPCR, overestimates the amount and frequency of edited HBV DNA.
研究还发现，以前用来检测DNA胞嘧啶脱氨基的被称为3D-PCR 的方法高估了编辑HBV DNA的数量和频率。
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).
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。
Nucleotide N9705 produced by a strain of Streptomyces is a ramification of peptide acyl cytosine nucleotides that has a wide range of antibiotic activities.
由一株链霉菌产生的核苷N970 5是肽酰胞嘧啶核苷衍生物，具有广谱抗生活性。
Methylation of cytosine bases in DNA provides a layer of epigenetic control in many eukaryotes that has important implications for normal biology and disease.
在DNA甲基化的胞嘧啶碱基在许多真核生物的表观遗传调控提供了一层正常的生物学和疾病有着重要的意义。
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).
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)。
Cytosine organic compound of the pyrimidine family often called a base consisting of a single ring containing both nitrogen and carbon atoms and an amino group.
胞嘧啶：嘧啶族的有机化合物。常被称为基，包含一个单环，内有氮原子和碳原子，还有氨群。
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