多分子的

Novel rod like phenylene thiophene based polyhydroxy amphiphiles, derivatives of gallic acid combining three hydrophilic 2,3-dihydroxypropyloxy groups and one alkyl chain via central aromatic linking units, have been synthesized by using Ni, Pd(0) catalyzed coupling reaction as key steps.

以Ni， Pd (0)催化的C-C偶合反应为关键步骤合成了基于苯联噻吩的棒状型多羟基两亲性分子，它们是以棒状芳香核为中心部分，一端带三重亲水的2，3-二羟基链，另一端为带一条烷基链的没食子酸衍生物。

Where is a screening or shielding constant for the various classes of protonic nuclei present within the molecule , and n assumes integer values of one or greater.

如果是一个不断筛选或屏蔽的各种类别的质子核本的分子，和N假设整数值的一个或更多。

According to indexes of PIC,they could be used in molecular analysis in prunus,proving selectable primers and diversity for the experiment accessions directly perceived through the senses.

根据多态信息量的指标，为桃及其李属近缘种植物的分子生物学分析，提供直接可供选择的引物和比较直观确定供试样品的遗传多样性。

The expression changes of ICAM-1 and p65 mRNA level were detected by reverse transcription-polymerase chain reaction and the expression of p65 protein in AR42J cell lines were detected with Stept Avidin-Biotin complex respectively, and the changes of amylase in culture medium with chromatometry.

逆转录－多聚酶链反应半定量法观察细胞间黏附分子(ICAM-1)和p65亚单位mRNA表达的变化；链酶亲和素－生物素－过氧化物酶复合物法检测p65蛋白在AR42J细胞中的表达；人工碘比色法观察培养液上清中淀粉酶的活性改变。

The molecular markers identified here would be useful in introducing a set of new and known sterility-neutral alleles to solve the pollen sterility problem in subspecific Ft hybrids.

本研究获得的分子标记将有助于聚合尽可能多的中性亲和基因以解决亚种问F1杂种的花粉不育性问题。

In this study, based on establishment of stable and high efficient transfergenic receptor system with supersweet maize callus, the multiple insect-resistant genes were successfully co-transformed into a elite inbred line 1132 and a variety using particle bombardment and overy microinjection, and the transgenic integration, expression and inheritance were studied by means of target character and molecular biology method.

本研究在建立高效稳定基因转化受体系统的基础上，利用基因枪和子房注射两种方法将多个抗虫基因成功转化抗性较差的超甜玉米自交系及其品种，并从分子水平和目标性状上研究外源基因的转入、整合、表达与遗传规律。

Microsatellite loci sequences of family Trichogrammatidae parasitoid wasp from Genbank were searched, and four microsatellite primer pairs that adapt to T.dendrolimi SSR analysis were screened.The PCR reaction conditions of microsatellite primers for T.dendrolimi were tested , and SSR reaction system of polymophic test for T.dendrolimi population genetic structure was established.The SSR molecular marker create new method for genus Trichogramma parasitoid wasp study.

在搜索Genbank中主要赤眼蜂属寄生蜂及与赤眼蜂亲缘关系相近寄生蜂微卫星座位序列信息的基础上，筛选了可以用于松毛虫赤眼蜂SSR分析的4对微卫星引物，摸索PCR反应条件，建立松毛虫赤眼蜂种群群体遗传结构多态性检测的SSR指纹标记体系，SSR分子标记技术为赤眼蜂属寄生蜂研究提供了新方法。

Primers with clear and abundant polymorphisms bands were selected from 190 primers with the established ISSR-PCR procedure which could be used to analyze ISSR molecular biology of Trichosanthes kirilowii Maxim.

经验证，本实验所建立的栝楼ISSR-PCR反应体系具有稳定可靠、可重复性好、多态性较强等特点，能够较好的应用于栝楼的ISSR分子生物学分析。

The main component of WPB is von Willebrand factor, whose expression and tubulation are necessary for the formation of the unique rod-like WPBs. Different molecules such as vWF, P-selectin, CD63, Rab27A and Rab3D are recruited into WPB mediated by the AP-1, AP-3 or other transport machinery.

血管假性血友病因子(von Willebrand Factor， vWF)作为该细胞器的主要组成分子，其多聚体以管状形式在WPB中规则排列，促使WPB独特的棒状形态的形成。

Three years after its residents fled, the once bustling town of Now Zad is the scene of a stalemate between US Marines and Taliban insurgents and an example of the challenges facing the US administration even as it sends 21,000 extra Marines and soldiers to the south to try and turn around a bogged down, 8-year-long war.

三年后，居民逃离，一度热闹的小镇现在扎德，是在美海军陆战队和塔利班武装分子和对美国政府面临的更因为它发出2.1万多海军陆战队和南部士兵试图挑战的一个例子僵局现场并扭转了停滞，8年的战争。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。