guanine

The electrochemical quartz crystal microbalance ( EQCM) was used to study the electrochemical behavior of guanine, guanosine and guanosine phosphate on the gold electrode.

利用电化学石英晶体微天平（EQCM）研究了鸟嘌呤、鸟苷和鸟苷酸在金电极上的电化学行为。

It is a layer of guanine crystals which glow at night.

这是的氨基羟尿环水晶层数发光在晚上.

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.

The DNA base composition is 32.6-33.1 mol% guanine plus cytosine.

DNA（脱氧核糖核酸）的G+C摩尔百分含量为32.6&33.1。

In this paper, a kind of BP ANN was designed to study on the process condition of N ( 2) acetyl 9 [ ( 2 acetoxylethoxyl) methyl] guanine preparation.

本文将BP人工神经网络应用于对N（2）-乙酰基-9-[（2-乙酰氧乙氧基）甲基]鸟嘌呤的制备工艺条件研究，获得了较好的工艺参数与收率之间的映射关系。

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 damage degrees of the base pairs in turn were cytosine, thymine, guanine and adenine.

其碱基损伤严重程度依次为胞嘧啶、胸腺嘧啶、鸟嘌呤和腺嘌呤。

RT-PCR was used to examine the gene transcripts concentrations of adenosine kinase ( AK) and hypoxanthine-guanine phosphoribosyltransferase ( HGPRT) in each group.

应用RT-PCR法检测各实验组腺苷激酶（AK）和次黄嘌呤-鸟嘌呤磷酸核糖转移酶（HGPRT）基因转录产物含量的变化。

Thus, stable complexes can formed between urea and guanine with hydrogen bonds.

所以，尿素能够与鸟嘌呤分子形成稳定的氢键，从而构成稳定的鸟嘌呤-尿素复合物。

DNA random access memory takes circular single-stranded DNA as storing matter and uses four nitrogenous bases ( Adenine, Guanine, Cytosine and Thymine) to code data.

DNA随机存储器以环状单链DNA分子为存储介质，以4种碱基（腺嘌呤adenine、鸟嘌呤guanine、胞嘧啶cytosine和胸腺嘧啶thymine）对信息进行编码；

Using ACV as the material to synthesize acyclovir's derivatives [ 9-( 2-single acidated butanedioic acid ethoxy methyl) guanine].

以阿昔洛韦为原料合成了阿昔洛韦衍生物[9-（2-丁二酸单酰乙氧基甲基）鸟嘌呤]。

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.

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。

Cloning and Expression of Hypoxanthine-xanthine-guanine Phosphoribosyltransferase Gene of Toxoplasma Gondii

弓形虫次黄嘌呤-黄嘌呤-鸟嘌呤磷酸核糖转移酶基因的克隆与原核表达

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。

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。

The subunit α_0 of guanine nucleotide-binding protein, in the areas of rat brain and spinal cord was localized by immunohistochemical methods.

本研究应用兔抗鸟核苷酸调节蛋白α0亚单位（简称α0）多克隆血清（抗体），采用免疫组织化学方法对大鼠脑和脊髓内一些结构中的α0作了定位观察。

The basic concept is that the DNA bases, adenine, cytosine, guanine and thymine, could be distinguished in terms of their conductivity properties.

那个基本概念是，DNA碱基，腺嘌呤，胞嘧啶，鸟嘌呤和胸腺嘧啶的，可区分的条件它们的导电性能。

The DNA base composition is 32.6-33.1 mol % guanine plus cytosine.

DNA(脱氧核糖核酸)的G+C 摩尔百分含量为32.6—33.1.

Small GTPases are monomeric guanine nucleotide binding proteins coupled to the α-subunit of heterotrimeric G proteins. All small GTPases belong to Ras superfamily.

小G蛋白是和异三聚体G蛋白α亚基偶联的单体鸟苷酸结合蛋白，所有的小G蛋白从属于Ras超家族。

Small GTPase proteins play a pivotal role as important molecular switches, containing four guanine nucleotide ( GTP/ GDP) binding ( GNB) domains and an effectors domain.

小GTPase蛋白作为重要的分子开关其结构域主要包括4个鸟苷酸（GTP/GDP）结合域及1个效应区。

The enzyme hypoxanthine-guanine phosphoribosyltransferase ( HPRT) plays an important role in the purine salvage pathways. Evaluation of Cell-mediated Protective Immunity to Hypoxanthine Guanine Xanthine Phosphoribosyl Transferase ( HGXPRT) of Plasmodium Falciparum

次黄嘌呤鸟嘌呤磷酸核糖转移酶（Hprt）参与嘌呤核苷酸的补救合成。恶性疟原虫次黄嘌呤鸟嘌呤黄嘌呤磷酸核糖转移酶细胞免疫保护作用的研究

Analysis of Guanine plus Cytosine Content in Rhizobium DNA

根瘤菌DNA中G+C含量的分析

AIM: To study the alteration of the content of guanine nucleotide binding protein α subunits ( G α protein) in myocardium during shock, and the effect of naloxone ( NAL) on the G protein.

目的：研究失血致低血容量性休克大鼠心脏组织鸟苷酸结合蛋白（Guanine nucleotide-binding protein，G蛋白）含量的变化及纳络酮对其影响。

The Value of Determining Guanine Deaminase in Diagnosis of Hepatic Diseases

鸟嘌呤脱氨酶检测对肝脏疾病的诊断价值

The results suggest that positive OPPs may be a kind of alkylating agent, mainly methylated the N-7 position of guanine and induced base pair substitution of formed adduct, and cross linkage to induce DNA recombination and mutation.

推测阳性有机磷农药作为烷化剂，主要是使鸟嘌呤的N－7位甲基化，引起碱基置换；或形成加合物，造成交联，从而引发DNA重组修复而致突变。

[ Objective] To observe the effects of puncturing Zusanli ( ST36) by lifting and thrusting and rotating techniques on electrogastrogram and plasma levels of gastrin, cyclic adenosine monophosphate ( cAMP) and cyclic guanine monophosphate ( cGMP) in New Zealand rabbits.

[目的]观察提插法、捻转法针刺足三里穴对新西兰兔胃电、血浆胃泌素、环磷酸腺苷（cAMP）、环磷酸鸟苷（cGMP）的影响。

The effects of riboflavin, niacinamide and zinc on the mutagenicity of methylbenzylnitrosamine ( MBNA) were examined with the mutagenesis assay at hypoxanthine-guanine phosphoribosyltransferase ( HGPRT) locus in Chinese ovary ( CHO) cells ( CHO/ HGPRT system).

采用CHO细胞HGPRT位点突变测定系统观察了核黄素、尼克酰胺和锌等微量营养素对甲基苄基亚硝胺（MBNA）致细胞突变作用的影响。

Guanine nucleotide Exchange Factor;

鸟苷酸交换因子；

DNA contains genetic instructions written in a simple but powerful code made up of four chemicals called bases: adenine ( A), guanine ( G), cytosine ( C) and thymine ( T).

DNA含有用一种简单却无比强大的编码写成的遗传指令，这些指令由腺嘌呤（A）、鸟嘌呤（G）、胞嘧啶（C）和胸腺嘧啶（T）四种被称作碱基的化学物质组成。

DNA consists of a chain made from four types of nucleotide subunits: adenine, cytosine, guanine, and thymine.

的DNA链组成一个由4种核苷酸亚基：腺嘌呤，胞嘧啶，鸟嘌呤和胸腺嘧啶。