DNA的例句大全

Results: Ani dramatically inhibited HSC dose-dependent proliferation and the synthesis of DNA.

结果: 山莨菪碱能明显抑制细胞增殖,并呈药物浓度依赖关系,DNA合成受到抑制.

After coculture with T cells 31.25 %-75 % astrocyte CPE was diminished, and-75 % cytomegalovirus DNA load was reduced.

共培养的T细胞能够减少31.25%～75%的细胞病变产生, 减少～75%的CMVDNA负荷量.

Methods DNA were extracted from peripheral blood of 141 students of Chifeng Deaf and Dumb school.

方法调查对象来自赤峰市聋哑学校学生141例。

Gene targeting is a rising technology in molecular biology, which is defined as the introduction of exogeneous DNA to specific site in genome by homologous recombination, and consequently change the hereditary character of the cell.

基因打靶技术是一项新兴的分子生物学技术，是利用外源DNA与受体细胞染色体DNA上的同源序列之间发生重组，并整合在预定位点上，从而改变细胞遗传特性的方法。

Results: The positive rate of HPV DNA was 41.7% ( 20/ 48) and there were no significant difference on HPV infection in different groups of age, smegma and history of balanoposthitis.

结果：48例中，20例阳性，阳性率为41.7%；其中不同年龄段、有无包皮垢及有无感染史组间HPV阳性率均无显著性差异。

Which reveals that the Amygdalus communis has the functions of resistance to the mutation and of protecting the chromosomes against harm as well as of promoting the DNA repair.

说明，巴旦杏仁抗突变，保护染色体损伤，有促进DNA修复作用。

Study on Protein Hereditary Property Transferring Soybean Total DNA into Wheat by Low Energy Ion Beam

低能离子束介导大豆全DNA导入小麦后其蛋白质遗传特性研究

Therefore, we tried to clone the complementary DNA of hBMP-3 gene by RT-PCR, for the purpose of producing human morphogenetic protein in the mammary glands of transgenic animals.

鉴于此，本研究拟通过RT-PCR的方法克隆该基因，为利用转基因动物乳腺生产人骨形成蛋白创造条件。

A study of complementary DNA cloning and sequence determination of rabbit type PLA2 with potent bactericidal activity

具强杀菌活性的兔Ⅱ型磷脂酶A2互补DNA克隆及其顺序确定的研究

Methods: ( 1) Reverse transcription-polymerase chain reaction ( RT-PCR) was use to obtain the TR gene complementary DNA ( cDNA).

方法：（1）进行逆转录-聚合酶链式反应（RT PCR），获得TR基因cDNA；

Cyclic voltammetry was used to characterize the ssDNA immobilization and hybridization with its complementary DNA sequences by using methylene blue as indicator.

在硬脂酸铝离子膜上进行DNA探针的固定和与目标基因的杂交。

Fungus-transmitted wheat mosaic virus ( FWMV-C) isolated from Henan, China was used for viral RNA extraction and complementary DNA synthesis.

以采自河南的真菌传小麦花叶病毒（FWMV－C）为材料，抽提病毒RNA，合成互补DNA（C DNA）。

Molecular beacons are novel fluorescence oligonucleotide probes fluorescing upon hybridization to their complementary DNA/ RNA targets with excellent sensitivity and high selectivity.

分子信标是一种高灵敏度、高特异性的新型荧光核酸探针。它在与互补DNA/RNA靶序列杂交时放出荧光。

However, phage-resistant starter cultures were traditionally obtained by recombinant DNA technology or conjugal transfer of plasmids confering phage resistance, which holded health potential dangers.

然而，噬菌体抗性菌株通常是通过DNA重组或携带噬菌体抗性基因的质粒的转移获得的，因而赋予所得菌株潜在的安全隐患。

France's National Ethics Committee, a consultative body, has also said it has serious reservations about the DNA amendment for fear it could erode individual freedoms.

法国国家道德委员会，一个咨询的团体，也声明说他们将对DNA改良持谨慎的保留态度，因为担心它会侵害个人的自由权利。

42K envelope protein gene of Contagious Ecthyma virus were amplified by specification primers and recombinant to different expression vector. The 9 strains stable recombinant were screened by dot blotting and southern blotting with DNA probe labeled DIG.

用特异性引物扩增羊传染性脓疱病毒42K囊膜蛋白基因，与不同的表达载体重组后用DIG标记的特异性DNA探针进行Dot-blotting和southern blotting杂交检测，挑选出能稳定传代的重组菌9株。

The changes of DNA contents in buds took on double peak curve and the first peak occurred at the later period of physiological differentiation and the second at the period when most of stamen and pistil had started differentiation.

整个分化期芽中DNA含量变化呈双峰曲线，第1个高峰在生理分化后期，第2个高峰出现在大部分雌蕊、雄蕊进入分化时；

In biotechnology we use enzymes that we isolate from nature to link together pieces of DNA in the same manner that occurs in nature.

在转基因技术中，我们使用从自然界分离出的酵素，以那种在自然界发生的同样方式把几段DNA连在一起。

Cloning, Sequencing and the S1 Gene DNA Vaccine of Infectious Bronchitis Virus QD Isolate in

鸡传染性支气管炎病毒中国流行株免疫原S1基因的分子克隆、序列分析及其DNA免疫的初步研究

The research was published in the Nature journal Scientific Reports. [ Mark Stoeckle et al., "Commercial Teas Highlight Plant DNA Barcode Identification Successes and Obstacles"]

这项研究发表在Nature期刊Scientific Reports上（Mark Stoeckle et al，Commercial Teas Highlight Plant DNA Barcode Identification Successes and Obstacles）。