DNA is a double stranded molecule shaped like a spiral staircase.
DNA是一种像螺旋阶梯样形状的双链分子。
Using cellulose (CF-11 ) chromatography a double stranded RNA was purified from the extract of R. sativus-root, termed E.
本实验用CF-11纤维素柱层析，从白萝卜提取物中分离纯化到一种双链RNA，简称E。
In fact, this virus is a double stranded DNA virus, the virus has a kind of specificity, strictly in the human epidermis, in vitro tissue or experimental animal model, the difficulty of training.
其实，这种病毒是一种双链DNA病毒，这种病毒具有种属特异性，严格寄居人表皮、体外组织或实验动物模型中，培养困难。
Unlike nucleases, recombinases cut a double-stranded piece of DNA and then wait around on the exposed ends.
重组酶与核酸酶不同，它剪断基因的双链，然后在断点的周围等候。
Mammalian cells make only the single-stranded variety. If a cell’s defence mechanisms detect double-stranded RNA they destroy it, to protect against infection.
哺乳动物细胞只能识别单链RNA,如果细胞的防御机制发现了双链RNA就会破坏它以保护机体不受病毒的感染。
In 1998, scientists identified RNAi, a mechanism that primitive organisms use to detect and destroy virus's double-stranded RNA and any viral mRNA.
1998年，科学家发现了RNAi，这是一种原始生物用来检测和摧毁病毒的双链rna和任何携带病毒的mRNA的机制。
Cerepro harnesses an adenovirus, a type of virus which carries its DNA in double-stranded form, to transmit a gene responsible for the production of a protein called thymidine kinase.
Cerepro被固定在一个腺病毒(一种能够携带双链形式的DNA病毒)上来传染基因，这个基因负责产生胸苷激酶这种蛋白质。
In every experiment, injection of double-stranded RNA carrying a genetic code led to silencing of the gene containing that particular code.
在每一次实验中，注射携带了一种遗传密码的双链rna都导致了包含这种密码的基因的关闭。
Meaning that it consists of a proteinaceous core particle that has the viral genome inside of it in the form of double stranded DNA.
这意味着它由一种蛋白质核心颗粒病毒基因组内有它的形式双链脱氧核糖核酸。
Each codon is a specific sequence of three nucleotides (three nucleotide pairs in double-stranded DNA), and each codon codes for a single amino acid unit in a protein.
每个密码子是特异的三核苷酸序列（双链DNA状况下为三个三核苷酸对），每个密码子编码蛋白质的一个氨基酸单位。
Could it be that such a double-stranded RNA molecule silences the gene carrying the same code as this particular RNA?
会不会是这个双链rna分子关闭了携带相关遗传密码的基因？
This paper reports a new method based on double-stranded RNA (ds RNA) analysis for detection of apple latent viruses.
本文报导一种以分析病毒双链RNA为依据，检测苹果潜隐性病毒的新方法。
HBV belongs to Hepadnaviridae with a partially double stranded and circular DNA genome.
HBV属于嗜肝dna病毒，具有部分双链环状的DNA基因组。
Objective Recently, a naturally occurring gene silencing mechanism triggered by double-stranded RNA (dsRNA), RNA interference (RNAi), has been described in a number of species including Drosophila.
目的近年来，双链rna介导的基因沉默(RNA干扰)已在许多动植物中发现，并成为研究基因功能的强有力的工具。
If a cell's defence mechanisms detect double-stranded RNA they destroy it, to protect against infection.
哺乳动物细胞只能识别单链rna，如果细胞的防御机制发现了双链rna就会破坏它以保护机体不受病毒的感染。
White spot syndrome virus (WSSV), a rod-shaped double-stranded circular DNA virus, is a kind of major dangerous infectious pathogen in shrimp culture industry.
白斑综合征病毒(WSSV)是一种对虾养殖业中危险极大的传染性病原体，它是一种双链环状d NA杆状型病毒。
Standard unzipping techniques, where double-stranded DNA is unzipped through the application of a force at one end of the molecule, are shown to be inadequate.
示标准的解压缩技术，其中在分子的一端，通过施加力的双链DNA解压缩是不够的。
The results for the six products of a single linear DNA molecular weight of the belt, used to determine 100-600 bp of double-stranded DNA molecule the size, with a sample buffer, easy to use fast.
效果产物为六条分子量简单的线状DNA条带，用于确定100- 600bp的双链DNA分子的大小，并附有上样缓冲液，使用方便飞快。
The invention relates to a preparation method for a double-stranded DNA antigen and a kit for testing an anti-double-stranded-DNA antibody of human serum.
本发明涉及一种双链DNA抗原的制备方法和检测人血清抗双链DNA抗体的试剂盒。
The invention relates to a preparation method for a double-stranded DNA antigen and a kit for testing an anti-double-stranded-DNA antibody of human serum.
本发明涉及一种双链DNA抗原的制备方法和检测人血清抗双链DNA抗体的试剂盒。
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