plasmids

Conclusions: The number and size of plasmids the strain carried had no significant relationship with its resistant profile.

结论：细菌的耐药性与其携带的质粒的多少和大小没有直接的关系。

They delivered an electric pulse to the cells, making tiny holes in the surface through which plasmids can slip inside.

他们对细胞施加电压，在细胞表面击穿出一个可以供质粒穿过的细小的孔道。

It was concluded that the gene relating to producing sauce flavor might be lie on chromosome instead of plasmids.

由此推测，实验菌株酱香风味物质产生的相关基因不在质粒上，而是位于染色体组上。

Finally, the integrated optical density of the gel image was analyzed to determine relative copy number of the plasmids.

最后利用凝胶成像仪采集图像后进行积分光密度分析以获得质粒的相对拷贝数。

The plasmids enter the plant tissue and produce a swelling, or tumor.

原生质进入植物组织后产生了浮肿，或者说是肿瘤。

Once inside, the plasmids trigger the cells to revert to a more primitive cell state that can be coaxed into various cell types.

一旦携带外源基因的质粒进入到细胞内，这些质粒就可以触发细胞转化为可以被诱导为多种细胞类型的更为原始的细胞状态。

Immunofluorescence staining showed that there were red positive plasmids in cytoplasm.

免疫荧光检测可见细胞胞浆内有颗粒状红色阳性信号。

DNA sequencing plasmids encoding sequence into the correct position, no gene mutation, consistent with the design.

每组选择两个克隆进行测序鉴定，测序鉴定结果重组质粒编码序列插入位置正确，无基因突变，与设计完全一致。

We generally purify plasmids from bacterial proteins, chromosomal DNA and RNA using cesium chloride gradient centrifugation.

我们通常用氯化铯分级离心分离把质粒从细菌蛋白、染色体DNA和RNA中纯化出来。

Integration of the plasmids occurred following genetic recombination via a Campbell-like mechanism.

整合质粒后发生基因重组坎贝尔通过一个类似的机制。

The key to this riddle appeal to BE plasmids, which can block phage adsorption.

这个难题的关键是质粒，它能够阻碍噬菌体的吸附作用。

Varieties and plasmids had little effects on the formation of hygromycin resistant calli and percentage of positive transformed plant lets.

不同品种以及不同的质粒在转化过程中对抗性愈伤的得率和阳性植株的转化率不存在显著影响。

To aid their spread, plasmids also bear genes that promote the survival of their host, including antibiotic-resistance genes.

为了让自己散布，质体也带有帮助宿主生存的基因，包括抵抗抗生素基因。

Transformation efficiency is greatest with circular plasmids containing only small inserts of passenger DNA.

使用带有一小段客座DNA的插入序列的环状质粒进行转化，较率会最高。

In nature, this bacterium transfers genetic material into plant tissues by releasing plasmids onto damaged plant cells.

通过把原生质释放到损坏的植物细胞上，这种细菌把基因材料转移到植物的组织当中。

DNA computing model and algorithm for the minimal covering problems by plasmids were presented.

给出了图的最小顶点覆盖问题的质粒DNA计算模型及其实现算法。

A procedure for generating random mutations in the C. coli chromosome, with these suicide-plasmids, was developed.

的程序产生的随机突变角大肠杆菌染色体，这些自杀质粒，是发达国家。

This paper reported the construction of the recombinant expression plasmids of salmon calcitonin gene for the first time.

报道了鲑鱼降钙素基因植物表达载体的构建及其向烟草的遗传转化。

Aggregation substance mediates conjugation of plasmids, aggregation and binding of eukaryocytes with other germ cells.

本文就聚集物质的致病性、生成与调控作一综述。

Aim Study the possibility of eliminating drug resistance plasmids from Salmonellatyphimuri-um by norfloxacin.

探讨氟哌酸消除鼠伤寒沙门氏菌耐药性质粒的可能性。