查询词典 nucleic acid

The interaction of chemical molecules and biological ones, especially sequence specific recognition and site-specific cleavage of DNA have many applications such as in DNA sequence determinations, chromosome analyses, gene therapeutics, and recombinant DNA manipulation. So it is significant to develop artificial enzymes for the scission of nucleic acid with high activity and selectivity at normal condition.

化学小分子与生物大分子的相互作用，尤其是人工核酸定位切断试剂对DNA的切断在DNA序列测定、染色体分析、基因治疗以及DNA重组方面有着广泛的用途，因此进行人工合成核酸定位切断试剂及其与DNA的相互作用的研究具有重要的理论意义和应用价值。

A microscopic protein particle similar to a virus but lacking nucleic acid, thought to be the infectious agent responsible for scrapie and certain other degenerative diseases of the nervous system.

朊病毒极微小的蛋白质微粒，类似于病毒，但不含核酸，被认为是绵羊痒病和其他的一些神经系统变性疾病的传染介质

High levels of polysaccharides and polyphenolics combined with nucleic acid were used to extract high quality RNA and DNA from sisal.

针对剑麻组织中多糖、多酚和次生物质含量高的特点，对其总RNA和基因组DNA提取进行研究。

The content of DNA、RNA and total nucleic acid sostenuto reduced after anthesis,thereinto the rate of RNA content reduction was markedly quicker than DNA's,thereduction of DNA and RNA content markedly related to the rising of Dnase and Rnaseactivity.

小麦旗叶总核酸、DNA和RNA含量在开花后持续降低，其中RNA含量的降低显著快于DNA，DNA和RNA含量的降低与DNase、RNase的活性上升密切相关。

Formate the virus after invading cells, cause host ' s cell ' s supersession to change, biosynthesis does not control by oneself again, make between nucleic acid and a large amount of protein of virus synthetic.

3：合成病毒侵入细胞之后，引起宿主细胞代谢发生改变，生物合成不再由自身支配，使病毒的核酸和蛋白质大量的合成。

For make the reasonable measures of florescence control,this article reveals the physiological characteristics of Syringa oblata flower bud differentiation.Changes of soluble protein,soluble sugar,starch and nucleic acid contents in floral bud,leaf bud and leaves of Syringa oblata during its floral bud differentiation were studied.

为制定合理的花期调控措施，进一步揭示华北紫丁香花芽分化的生理特性，以不同时期的华北紫丁香花芽、叶芽及其叶片为材料，研究在花芽分化过程中可溶性糖、淀粉、可溶性蛋白质及核酸含量的变化。

The main results were as follows:①The genomic DNA extraction method from TCK/TCT teliospore was established, which include cell wall lysis of teliospore by alkali solution, destroying teliospore cell wall for releasing nucleic acid from cytoplasma membrain and elimination of the PCR inhibitors such as pigments or polyphenols component.

论文主要研究结果如下：①优化了碱裂解法破冬孢子外壁-CTAB破坏原生质体，释放核酸-微量DNA过滤柱去除色素、多酚等PCR抑制物质的TCK/TCT冬孢子提取方法，排除了冬孢子细胞壁难破DNA难以提取，三甲胺、色素等PCR抑制物质导致假阴性的难题，采用此方法提取的腥黑穗菌DNA完全适用于PCR扩增。

The outer covering of protein surrounding the nucleic acid of a virus .

包裹病毒核酸的蛋白质外壳。

resonance Rayleigh scattering ; nucleic acid ; triphenylmethane dyes

化学发光法则因耗时、背景干扰大的缺点限制了其应用。共振瑞利散射

Ultracentrifuge A high-speed centrifuge, operating at up to a million revolutions per second that is used to sediment protein and nucleic acid molecules.

超速离心机：一种高速离心设备，运转时转速可达每秒百万转，常用于沉淀分离蛋白质与核酸分子。

Methods Clinical data of 3 cases of bile duct injury during laparoscopic cholecystectomy were analyzed retrospectively.

回顾总结3例LC术中胆管损伤的临床资料，分析3例胆管损伤的原因及对策。

These techniques are applied to the gobang.

本文将这些技术用于五子棋中。