外源质粒,Foreign plasmid
1)Foreign plasmid外源质粒
1.To examine the tissue distribution and possibility of integration into the host genome in mice following intramuscular administration of the foreign plasmid pcDNA3s,PCR technique was used to detect the distribution and kinetics of plasmid in the tissue after intramuscular injection.为分析外源质粒pcDNA3s肌肉注射后在小鼠体内的组织分布及评价整合到宿主基因组上的可能性。
英文短句/例句

1.Study on Electrotransformation of vitro DNA into Pseudomonas putida外源质粒电击转入Pseudomonas putida的条件研究
2.The Effect of the Extraneous GRF Gene Plasmid Injection on the Carcass and Meat Quality of Pink Veal;导入外源GRF基因质粒对犊牛肉产品质量的影响
3.The Effect of Extraneous GRF Gene Plasmid Injection on Growth and Development of Calves;导入外源GRF基因质粒对犊牛生长发育的影响
4.Effects of Exogenous ABA and GA on the Main Quality Characteristics of Grains at Different Positions of Panicle in Rice外源ABA和GA对水稻不同粒位籽粒主要米质性状的影响
5.The large-grain mutant had characteristics of slender grain, favorable scent, high apparent grain quality and good compatibility with japonica, and can be used as a valuable resource for improving grain quality.大粒型突变体谷粒细长,具馨香味,外观品质优,对粳稻的亲和性好,是一个罕见的优质米资源。
6.The Effect of Extraneous GHRH Gene Plasmid Injection on Growth Performance and Health in Calves;导入外源GHRH基因质粒对犊牛生长性能和健康的影响
7.Physiological Effects of High Temperature and Sucrose & Glutamine Supply on Protein and Starch Formation of Wheat in Detached Ear Cultured in Vivo;高温和外源碳氮供应对小麦籽粒蛋白质和淀粉形成的生理影响
8.The Study on Milled and Physical Quality of Japonica type Rice Varieties Source in Cold Zone and The Eeffect of Granulate fertilizer on It;寒地粳稻品种资源碾磨与外观品质特性及粒肥对其影响的研究
9.Study on exogeneous plasmids transformed into Lactobacillus casei Zhang by electroporation电转化方法将外源性质粒导入干酪乳杆菌的研究
10.After fertilization in vitro,the CGs discharged completely and the Mi restored round shape in most cases,Both the male and female pronuclei were formed and with compact nucleoli.受精后皮质颗粒内容物外倾或颗粒完整外排,线粒体多呈圆形。
11.Comparative Study on the Hereditary and Expressive Behavior between the Exotic Gene Expression Cassettes and Plasmids in Transgenic Rice (Oryza Sativa L.)基因枪介导转化的外源基因表达框和质粒在水稻中遗传和表达行为的比较研究
12.Protective Effects of β-Carotene Liposome against Rat Neutrophile Membrane Damage by Intra-or Extra-Cellular Reactive Oxygen Speciesβ-胡萝卜素脂质体对大鼠中性粒细胞内外源活性氧损伤膜的保护作用
13.Molecular Biology of Einkorn Wheat Germplasms;一粒系小麦种质资源分子生物学研究
14.The Construction of the Human NGF β Recombinant Adenovirus Vector;细菌内同源重组构建Ad-hNGFβ腺病毒质粒
15.Construction of Recombinant Plasmid pcDNA3.1-Dickkopf-1人源Dickkopf-1真核表达质粒的构建
16.A Study on the Genetic of Exterior Quality and Fat of the Rice Grains水稻籽粒外观品质及脂肪的遗传研究
17.The Study of Nondestructive Detection with NIR Spectroscopy in Single Rice Qualities;近红外单籽粒稻谷品质无损测定研究
18.The Research of Maxwell s Demon on Granular Media Driven by External Force;外动力激励下颗粒物质Maxwell s Demon研究
相关短句/例句

Foreign plasmid DNA外源质粒DNA
3)Stability of exogenous plasmid外源质粒稳定性
4)indigenous plasmids内源质粒
1.Two to four indigenous plasmids were detected from thirty three strains of Sinorhizobium fredii by using Eckhardt fast detection method.内源质粒是根瘤菌基因组的重要组成部分,含有大量的遗传信息,费氏中华根瘤菌与共生有关的基因就位于共生质粒上,质粒还是开展根瘤菌基因重组和水平转移研究的热点。
5)indigenous plasmid内源质粒
1.The stability of indigenous plasmids was investigated in 11 Rhizobium fredii strains isolated from the soil of Honghu County, Hubei Province.以湖北洪湖公离的快生型大豆根瘤菌为材料,考察了它们的内源质粒在培养过程及共生过程中的稳定性。
6)plasmid[英]['pl?zmid][美]['pl?zm?d]内源质粒
1.Interaction among Indigenous Plasmids of Sinorhizobium Fredii Strains and Its Effect on Symbiotic Nitrogen Fixation;费氏中华根瘤菌内源质粒间的相互作用及其对共生固氮的影响
延伸阅读

河外射电双源和多重源  河外射电展源中最典型的也是数量最多的(占40%)一种是双源。双源的最普遍的特征是,在相隔几万至两百万光年的距离上形成两块射电瓣(又称为子源)。证认出的光学对应体(星系或类星体)往往位于此两子源连线的中心。子源的远离光学母体的外边缘处射电亮度变化很陡,而且更接近最大值(此区域常是1″量级大小的致密成分),而向光学母体方向的则是亮度逐渐减弱的辐射延伸部分。最典型的代表是天鹅座A(见射电星系)。有时,光学母体两边是以两个强的外子源为主体的多个子源的组合结构,但仍然成为近似对称分布的所谓多重源。这种直线和对称排列的双源特征,在其所属的光学母体的致密射电区内有时能重现,就是说在不到双源的10-4~10-5的范围内,即在光学体小于0奬01(或几十光年)的区域内,仍然有成双的小致密源出现,而且里、外双源的连线基本上是一致的,例如,3C326、33C111、3C390.3、3C405等射电源。    双源的普遍特性,如流量不变化,具有幂律谱 (Sv∝v-α,平均频谱指数α 约为0.75), 有百分之几的线偏振而没有圆偏振,磁场为10-4~10-5高斯,射电光度强(1040~1045尔格/秒), 能量高(1058~1081尔格)等等都与一般展源相同。对双源已进行了大量的观测统计,得出的结果是两个子源的流量密度相差不大,平均只差40%。两个子源与光学母体的距离也相差不大,双源中较亮的子源更靠近光学母体,直径较小,频谱较平。两个子源之间的距离约为子源直径的 2~4倍。在双源间距为 6~100万光年的范围内,不同射电源的子源大致以同样方式膨胀和相互分离, 形成了从中心向外抛射的圆锥体(圆锥角约20°~50°)。源的光度越大,双源之间的距离越大,抛射圆锥也就越窄。射电源主轴方向(两个子源的连线方向)与光学星系主轴方向成各种交角,表明二者没有相关性。同样,射电源主轴与偏振方位角之间也没有明显的相关性。以全部双源为例进行统计,没有发现射电光度与频谱指数或展源直径或光学亮度之间有什么关系。子源明亮头部的线偏振只有百分之几,而在延伸向光学母体的局部地区的线偏振则达到百分之几十,甚至高达百分之七十。    双源和多重源的这些特性提出了三个必须解决的问题:①成双的对称性和一线排列问题;②在极其稀薄的介质中,子源抛射膨胀成形而不瓦解的约束机制问题;③巨额能量的来源和转换方式以及如何向子源进行输运的问题。目前流行的模型基本上有三种:等离子体团抛射及膨胀,大质量物体的一次抛射,连续喷射束。    参考书目   A.G.Pacholczyk,Radio Galaxies,Pargamon Press, Oxford, 1977.