3.2 siRNA(small interfering RNA,小干扰RNA) 有时称为短干扰RNA或沉默RNA,是一类双链RNA 分子,长度为20-25个碱基对,与miRNA相似,并在RNA干扰(RNAi)途径中起作用。它干扰了表达与互补的核苷酸序列的特定基因的转录后降解的mRNA,从而防止翻译。siRNA也可以通过转染引入细胞。由于原则上任何基因都可以被具有互补序列的...
siRNA small interfering RNA,小干扰 RNA 又称沉默 RNA silencing RNA ,是长度为 20 到 25 个核苷酸的双股 RNA,在生物学上有许多不同的用途。目前已知 siRNA 主要参与 RNA 干扰(RNAi)现象,即干扰了表达与互补的核苷酸序列的特定基因的转录后降解的mRNA(message RNA, 信使 RNA)从而防止其翻译,即以专一性的方式...
小干扰RNA(Small interfering RNA;siRNA)有时称为短干扰RNA(short interfering RNA)或沉默RNA(silencing RNA),是一个长20到25个___的双股RNA,在生物学上有许多不同的用途。目前已知siRNA主要参与___(RNAi)现象,以带有___的方式调节___的___。此外,也参与一些与RNAi相关的反应途径,例如抗___机制或是___...
siRNA small interfering RNA,小干扰 RNA 又称沉默 RNA silencing RNA ,是长度为 20 到 25 个核苷酸的双股 RNA,在生物学上有许多不同的用途。目前已知 siRNA 主要参与 RNA 干扰(RNAi)现象,即干扰了表达与互补的核苷酸序列的特定基因的转录后降解的 mRNA(message RNA, 信使 RNA)从而防止其翻译,即以专一性的...
小干扰RNA( Small interfering RNA;siRNA)有时称为 短干扰RNA(short interfering RNA)或沉默RNA( silenci
越来越多的研究人员开始采用小分子干扰RNA(small interfering RNAs,siRNAs)来抑制特定的哺乳动物基因表达。siRNA是一种短片断双链RNA分子,能够以同源互补序列的mRNA为靶目标降解特定的 mRNA,这个过程就是RNA干扰途径(RNA interfe 越来越多的研究人员开始采用小分子干扰RNA(small interfering RNAs,siRNAs)来抑制特定的哺乳...
For example, small interfering RNAs (siRNAs) are produced on the basis of sequence complementarity to target and degrade viral RNA, a novel approach to combat viral infections. The precision of siRNAs in targeting and degrading viral RNA has led to the development of siRNA-based treatments for ...
说起small RNA测序,我们第一时间大多会想到miRNA, 除此之外,siRNA、piRNA、tsRNA这些宝藏小RNA,有空了解一下? siRNA 定义:小干扰 RNA(siRNA,small interfering RNA),长度一般为18-26nt。 功能:介导靶基因的降解、甲基化等过程,调控生长发育、免疫、疾病发...
Small interfering RNA (siRNA), also known as short interfering RNA or silencing RNA, is a kind of non-coding double-stranded RNA containing 21-22 nucleotide base pairs that interfere with the expression of particular genes and mRNA translation by targeting a particular type of gene or mRNA. ...
RNA interference (RNAi) can be used to inhibit the in-vitro and in-vivo expression of specific genes and thus provides an extremely useful method for investigating gene activity with minimal toxicity. siRNA targeting VEGF overcomes many drawbacks associated with the conventional treatment available for...