These plasmids occur naturally in nature; they were discovered in micro-organisms and they also confer some biological properties onto micro-organisms.
这些质粒在自然界中自然存在；它们是在微生物中发现的，它们也赋予了微生物一些生物学特性。
It blocks the DNA molecules (plasmids) that move from one cell to another, spreading antibiotic resistance genes.
它可以通过阻断DNA分子(质粒)在细胞间的移动来遏制抗生素抗性在细菌中的蔓延。
The plasmids caused the cells to turn into iPS cells.
这些质粒将细胞转变成诱导性多功能干细胞。
The same should apply to bacterial strains, plasmids, etc.
对于菌种、质粒也是如此。
OBJECTIVE:To explore a new method for purifying VEGF plasmids.
目的：探索一种新的方法提纯VEGF质粒。
ABA could improve the expression of some of these chimeric plasmids.
ABA具有诱导嵌合植物表达载体表达的作用。
The positive plasmids were transformed into E. coli JM109 for further replication.
将阳性质粒转入JM 109大肠埃希菌增殖。
These recombinant plasmids were transfected into PK-15 cells and were screened by G418.
重组干扰载体经纯化后转染PK-15细胞，并进行G418抗性筛选。
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。
To explore the method of preparation for Hantavirus s segment standard plasmids of real-time PCR.
构建汉坦病毒S片段标准品，用于实时荧光定量pcr检测汉坦病毒。
By skeleton targets, all three kinds of plasmids can enhance the bone mass contents significantly.
从骨骼指标来看，三种质粒能够明显提高骨矿含量。
Objective To study the distribution of plasmids in drug resistance bacteria of nosocomial infections.
目的了解医院内感染耐药性菌质粒的分布情况。
Constructed antisense plasmids were used to explore function of agrin in the proliferation of lymphocyte activation.
并构建针对集聚蛋白的反义质粒，从而进一步研究下调集聚蛋白的表达对淋巴细胞活化的影响。
These plasmids were introduced into S. lividans TK24, respectively and five genetic engineering strains were constructed.
相应地将构建的表达质粒导入变铅青链霉菌TK24中获得五株基因工程菌株。
These plasmids or vectors DNA were also prepared on a large scale and purified by precipitation with polyethylene glycol (PEG).
实验还大量制备了这两种质粒或载体dna，并用聚乙二醇沉淀法进行了纯化。
Aim:To investigate the influence of the L-forms variation of Salmonella typhimurium on their plasmids and outer membrane proteins.
了解鼠伤寒沙门菌L型变异对细菌质粒和外膜蛋白的影响。
Effects of receptor varieties, plasmids concentrations on the rice transformation rate via floral organ-mediated method were studied.
研究和分析了受体品种、质粒浓度对水稻花器介导法转化的影响。
Several theories about senescent mechanism are also introduced and the fungal plasmids which have been identified so far are illustrated here.
本文中还介绍了几种老化发生机制的理论，并列举了迄今为止已发现的真菌质粒。
Moreover, the invention relates to compounds, genes, cells, plasmids or compositions that can be used to carry out the above-mentioned methods.
本发明进一步涉及用于实施上述方法的化合物，基因，细胞，质粒或者组合物。
As a result, inhibition effects of IT2 may be associated with the elimination of resistant plasmids and the recovery of normal expression of OMPs.
结果表明耐药性抑制剂it2对大肠杆菌的部分耐药性具有良好的抑制作用，其作用与阻碍耐药质粒拷贝、恢复外膜通道蛋白正常表达关系密切。
Results Enzyme digestion analysis and DNA sequencing showed that TROP2 targeted RNA interference recombinant plasmids were constructed successfully.
结果酶切鉴定和DNA测序分析显示，TROP2靶向RNA干扰重组质粒构建成功。
Most isolates carried the NDM-1 gene on plasmids: those from UK and Chennai were readily transferable whereas those from Haryana were not conjugative.
标本中的NDM-1基因多由质粒携带，来自英国和钦奈者极易转移而来自哈利亚纳的NDM-1却不容易被结合。
The resistant plasmids can be transferred to other bacterial through conjugation and transformation, it is very important in the outbreak of KB infection.
耐药质粒可通过接合转移方式转移至其他细菌，这在多重耐药克雷伯氏菌暴发流行中具有重要意义。
Results PCR, restriction endonuclease method and direct sequence analysis demonstrated that plasmids of YMDD, YVDD and YIDD were constructed successfully.
结果经pcr方法、酶切鉴定及直接测序鉴定出YMDD、YVDD和YIDD质粒构建成功，且该方法具有较好的敏感性和特异性。
After transfection of plasmids psilencer 3.1-GR, the BAG-1L expression in nuclear protein decreased significantly compared with that of non-transfection group(P<0.01).
抑制GR表达后，核蛋白中BAG-1L表达量与未转染组同时相点相比明显下调（P<0.01）。
Objective To analyze the role and location of ubiquitin-dependent proteolysis pathway (UPP) in PC12 cells transfected by plasmids with spinocerebellar ataxia type 3 (SCA3) gene.
目的分析泛素依赖的蛋白水解通路(UPP)在转染了脊髓小脑性共济失调3型(SCA3)基因的PC 12细胞中的定位及作用。
NG4, NG31, NG43 and NG70 were selected to perform the experiment of conjugation, from this we can determine whether the resistant plasmids could be transferred through conjugation.
选取NG4、NG31、NG43、NG70进行细菌的接合试验，以观察耐药质粒能否通过接合进行传递以及传递后受体菌耐药性的变化。
AIM: to construct the recombinant plasmids expressing full-length HCV core protein gene and 3 different deletion mutated hepatitis core protein genes and to express them in E. coli.
目的：构建丙型肝炎病毒(HCV)全长及3种不同缺失突变的核心蛋白基因的原核表达载体，并在大肠杆菌中表达。
Methods Based on the usefulness of gene fusion analysis for transcriptional analysis, two kinds of plasmids and integrant mutant strains were developed for the systemic study of PQS.
方法基于基因融合分析在转录研究中的实用性，构建了两种PQS相关对照质粒和整合突变株。
The result showed that a plasmid can encode single or several resistance genes, and different plasmid also can have same resistance genes. These plasmids can transform multiple resistance.
结果表明：同一质粒可编码一个至数个耐药性基因，不同质粒可以携带相同的耐药性基因，并且这些质粒可以传递多种耐药性。
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