多核体

3H-TdR pulse labeling and autoradiograph results and Gimsa stained results suggest that the DNA synthesis, chromosome condensation are not affected in HAP42 multinulceuse cells.

以α-Tubulin和人类自身抗中心体免疫血清进行免疫荧光染色发现多核细胞中有单极纺锤体的形成，γ-tubulin分布比对照细胞弥散，着色较弱。

Up to now, there are many reports about complexes of hydrazone and monohydrazidate, while fewer is reported about bihydrazidate and its complexes.

另一方面，含有多个配位原子的N-取代水杨酰肼是一种强螯合剂，是制备多核配合物的理想配体。

In this study aldylencdithiomethylene Malonic acid acts as the main coordination agents and compound iron ion have been synthesized by the means of solution, As a result ,the 1D polymer is obtained.

本论文采用常规的溶液合成方法，首先设计合成了一个以含有二硫缩烯酮结构的丙二酸类配体和过渡金属铁离子的单核配合物，再以此单核配合物作为配体设计合成了三个异多核配合物和配位聚合物。

More and more chemists pay attention to study the influence of metal ions, multidendate ligands, synthetic routes and synthetic condition on the formation and the structural characterization of multinuclear compounds.

人们已经发现，在某些情况下多啮Shift碱配体可以与过渡金属形成结构类型各异的多核配合物。

In this project, a series of novel polypyridine ligands and their ruthenium complexes were synthesized. The scope of this work is focused on the construction of multinuclear complexes, the controlling of electron and energy transfer in polynuclear complexes, NLO materials and molecular recognition, The results should be of value in further understanding the properties of the Ru complex, as well as laying the foundation for the rational design of Molecular devices based on Ru complexes.

本课题的主要目的是应用化学手段，设计合成出一系列结构新颖的多吡啶配体及其钌配合物，在多核配合物的构筑、电子和能量转移调控、非线性光学材料和分子识别等方面进行重点研究，旨在进一步丰富和发展钌多吡啶配合物化学。

The macrocyclic polyamines are a kind of excellent ligands and have a substantially high binding affinity with transition metal ions. Macrocyclic polyamine metal complexes as enzyme models are widely used in chemical biology, medicine and gene therapy. 1, 4, 7, 10-tetrazacyclododecane is a representative macrocyclic polyamines compound and shows high binding affinity with transition metal ions, such as Zn, Cu and Co. Their metal complexes especially multinuclear complexes were widely used in DNA, RNA recognition.

大环多胺化合物是一类性质独特的优秀配体，具有良好的金属配位能力，其金属配合物作为人工酶模型广泛应用于核酸结构及功能研究、基因表达与调控、抗癌药物的研制等生物、化学和医学领域。1，4，7，10-四氮杂十二烷是典型的大环多胺化合物，对过渡金属离子Zn， Cu and Co有良好的配位能力，这些金属配合物特别是多核金属配合物被广泛应用于DNA识别中。

Pseudelatia separata (Lepidoptera: Noctuidae) infected with Pseudelatia separata NPV and Pseudelatia separata GV and coinfected with the two viruses, the structural characters of its prothoracic gland and the ultrastructure of the gland cells were observed. The results showed that pathological changes appeared in the infected PTGs.

观察比较了粘虫核型多角体病毒(Pseudelatia separata NPV，PsNPV)、粘虫颗粒体病毒(Pseudelatia separataGV，PsGV)感染粘虫，以及两种病毒混合感染粘虫后，粘虫前胸腺的形态特征和前胸腺细胞的超微结构。

It follows that the de-protonic reaction of hydroxide group for PVA had taken place in above solution, and the coordination group for deprotonic oxygen of PVA had produced more. These ligands interact with some Fe3+ of ferric hydroxide while the ferric hydroxide in new emergence is forming,causing the formation of Fe-PVA coordination polymer-the composition of the reddish brown resinoid substance.

推定PVA部分羟基在上述条件下发生脱质子反应而提供L-配位体，Fe盐水解生成初生Fe3的Fe3+，它既有空轨道，又有较强的正电场，故能吸引PVA高分子配位体L-上的氧而形成O→Fe配位键，从而发生L-与Fe3+离子间的交联反应，生成多核Fe-PVA配位聚合物而析出红棕色树胶状物。

The results from bioassay showed that both the capsules of PuGV－Ps and the partially purified synergistic factor enhanced infection of Pseudaletia separata nuclear polyhedrosis virus in the larvae of armyworm significantly.

生物测定的结果表明，粘虫颗粒体病毒PuGV－Ps及其增效因子对粘虫核型多角体病毒PsNPV均有明显的增效作用。

The coagulating mechanism of polysilicate-containing composite inorganic polymer flocculants was discussed by studying the Zeta potentials of flocculants and contaminants,the growing processes of flocculates,and the sizes of flocculates.

通过测定含硅多核无机高分子絮凝剂水解沉淀物和废水中污染物的Zeta电位、絮体粒径及不同絮凝阶段的絮体显微照片，并结合絮凝剂的形貌结构和混凝性能探讨了其混凝机理。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷