When sense and antisense RNA molecules meet, they bind to each other and form double-stranded RNA.
当感觉和抗感觉RNA分子相遇的时候，他们结合在一起形成双链的RNA。
The resulting channel enabled them to move both single - and double-stranded DNA through the membrane.
所产生的通道使得它们能够通过细胞膜移动单链和双链dna。
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。
These are hula-hoop-shaped double-stranded units of DNA that can be moved easily from one cell to another.
它们是形似呼拉圈的双股dna单位，可以被轻易地从一个细胞转移到另一个细胞。
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。
Here, the broken, double-stranded ends are stitched back together without regard to the original sequence.
这是断裂的双链终端被缝合而不遵守其原来的序列。
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。
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？
Bacteriophage lysins are lytic agents used by double-stranded DNA(dsDNA) phages to coordinate bacterial cell wall lysis.
噬菌体裂解酶是双链DNA噬菌体所特有的细胞壁水解酶。
During this process, the viruses create long strings of double-stranded RNA (dsRNA), which is not found in human or other animal cells.
在这一过程中，病毒创建长链的双链rna，这一结构在人体和其他动物体细胞中没有发现。
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。
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。
This aversity to double-stranded RNA means short hairpins can be used to knock out the messengers, thus nullifying the signal from the underlying gene.
哺乳动物细胞对双链RNA不识别意味着可用短发卡RNA来阻断信使RNA,从而使相应基因的信号无法传递。
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。
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。
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。
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。
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。
In order to connect with PUC19 vector, the gene fragments of heat shock protein HSP70 were linked with the double-stranded artificial joints With EcoR I restriction site.
以拟南芥为材料，对热激蛋白HSP70基因片段进行了克隆研究，获得了最佳的分子克隆实验体系。
The hybridization event was recognized by the different FRET efficiencies due to different interaction abilities of single-stranded and double-stranded DNA with the polymer.
由于单股和双股DNA与聚合体之间具有不同的相互作用能力，因而可通过不同荧光能量共振转移效率识别杂交事件。
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。
From there, I needed to scramble over various single - or double-stranded cables and horizontal rope ladders before reaching the plank, which I now could see was hinged to the structure.
然后，我还得爬过各种单股或双股的绳索和绳梯，才能到达那块木板。
The results show that the fluorescence spectra of four TPM dyes can be used to discriminate intramolecular G-quadruplexes from intermolecular G-quadruplexes, single-and double-stranded DNAs.
结果表明四种TPM染料的荧光光谱可用于区分分子内G-四链体和分子间G-四链体、单链和双链DNA。
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。
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。
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。
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