聚合的

The researchers do not yet know whether the polymerization of nanoscale nucleic acid monomers can propel microscale objects freely through solution in more complete functional mimicry of Rickettsia.

而科学家尚不清楚通过更完整的模仿立克次氏体功能，纳米级核酸单体聚合是否可以在溶液中自由驱动微观物体。

Some Japanese pear cultivars had high affinities to Chinese sand pear cultivars.

中国白梨和中国砂梨交错聚合在一起，部分日本梨品种与中国砂梨有较高的相似系数。

Aim: To set up the methods of polymerase chain reaction-sequence specific primers for human ABO blood group, HAB secretor status and MN blood group genotyping and study the polymorphism of ABO blood group genes, HAB secretor status genes in part of Han population in Chinese and MN blood group genes in random blood donors and study the application of ABO genotyping in clinical transfusion and genetics.

目的：采用聚合酶链反应-序列特异性引物扩增基因定型方法，对ABO血型、HAB分泌型和MN血型系统基因定型，研究ABO血型、HAB分泌型和MN血型基因多态性分布特征及ABO血型基因定型在临床输血、遗传分析中的应用。

Upon initiation of PCR after the denaturation phase, the single-stranded DNA fragments flanked by inverted terminal repeats may form either self-annealing "pan-like" structures (preventing the primer binding to its complementary binding sites and suppressing the PCR) or DNA/primer hybrid structures.

经聚合酶链反应开始后，变性阶段，单链 DNA片段两侧末端反向重复序列可能两种自我退火"泛，如"结构（防止引物结合到其互补性结合位点和制止的PCR ）或DNA /引物混合结构。

Objective To design and establish a new method to dectect patho-genic bacterial 16S rRNA gene in cerebrospinal fluid using mutiplex semi nested PCR.

目的 建立多重半套式聚合酶链反应（multiplex semi-nested PCR）快速检测脑脊液标本中常见病原菌的方法。

The effects of ED,composition and concentration of mixed cocatalyst on the copolymerization behaviors and microstructure of copolymer were also investigated at higher monomer pressure in a semicontinuous process.

本文还采用半连续投料方式在加压条件下对乙丙淤浆共聚合进行研究，重点考察了外给电子体、混合助催化剂以及氢调等条件对共聚行为及产物结构的影响。

Methods The expression levels of TNF-α and IL-1α mRNA by PBMCs were assessed by semiquantitative RT-PCR.

TNF-α和IL-1α mRNA的表达水平采用半定量逆转录-聚合酶链反应进行检测。

Methods: Expression of TrkA, TrkB and VEGF mRNA was semiquantitatively detected by reverse transcription-polymerase chain reaction in 51 cases of neuroblastomas.

采用逆转录聚合酶链反应法半定量检测51例NB肿瘤中TrkA ，TrkB及VEGF mRNA的表达。

METHODS: Reverse transcriptasepolymerase chain reaction was applied to semiquantitatively analyze CXCR3 mRNA expression in peripheral blood lymphocytes and neutrophils from 33 psoriatic cases, 16 cases with about 70% remission of the 33 patients after treatment and 30 healthy controls.

应用逆转录聚合酶链反应法检测进行期斑块型银屑病患者33例及其中16例患者治疗后外周血淋巴细胞及中性粒细胞中CXCR3 mRNA的表达水平，设30例健康人作为正常对照，并将检测结果与PASI进行了相关性分析。

PACl3 with different concentrations were prepared by adding sodium carbonate powder into AlCl3 solution.

采用AlCl3溶液和Na2CO3粉末在不同温度下制备了不同浓度的聚合氯化铝。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐