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Moreoer, c-Fos and phospho–c-Jun protein expression was inhibited by PPARα agonists, indicating that PPARα ligands suppress OPN expression through negatie cross talk with AP-1–dependent transactiation of the OPN promoter.

另外，c-Fos及磷酸化c-Jun蛋白表达可被PPARα激动剂抑制，说明PPARα配体通过OPN启动子AP-1依赖型转录激活的负交互作用而抑制OPN表达。

There were abundant networks of NPY-Ir nerve fibers in the pial mater. It is expected that NPY released from these nerve fibers might be one source of Y〓-R ligands in SMCs, especially in the arteries under second branchs and in the arterioles.

在软脑膜中有密集的含NPY-Ir神经纤维网，所分泌的NPY可能是脑动脉（特别是第二级分支以下的小动脉和微动脉）平滑肌细胞中〓受体的配体来源之一。

The molecular designs and synthesis of triarylamine-based picolinic acid derivatives used as ancillary ligands, and their cyclometalated iridium complexes used as red-and green-emitters, as well as optoelectronics properites of these compounds were investigated in order to solve current problems of organic/polymeric electroluminescent materials and devices.

本论文针对目前有机/聚合物电致磷光材料和器件存在的问题，开展了新型三芳胺吡啶羧酸类辅助配体及其红光和绿光环金属铱配合物电致磷光材料的分子设计、合成和光电性能研究，主要包括：(1)设计、合成了三种新型的三芳胺吡啶羧酸类双齿阴离子型辅助配体；(2)以三芳胺吡啶羧酸衍生物作为双齿阴离子型辅助配体，合成得到了两个系列的红光和绿光环金属铱配合物；(3)研究了三芳胺吡啶羧酸类辅助配体分子结构对环金属配合物的紫外吸收和光致发光性能的影响；(4)以环金属配合物为客体，聚芴和恶二唑衍生物为主体，制作了聚合物电磷光器件，研究了含三芳胺吡啶羧酸类辅助配体、环金属配合物客体材料和聚合物主体材料等分子结构对电致发光性能的影响。

Using one chiral ligand of each type respectively to investigate the infection of the structure and the amount of chiral ligands, the structure of reactant, the temprature and duration, solvent and reductive metal in pinacol coupling reactions.

三、系统考察了手性配体的结构和用量、底物结构、反应温度、时间、溶剂及还原金属对Pinacol偶联反应的化学产率、非对映选择性和对映选择性的影响。

Discussing the mechanisms of the pinacol coupling reactions catalyzed by bidentate and tetradentate chiral ligands.

四、分别对二齿手性配体和四齿手性配体催化Pinacol偶联反应机理进行了探讨。

Expanding pinacol reductive coupling reaction into asymmetric one with both diastereoselectivity and enantioselectivity may lead to its application in synthesising medicaments and biologic active compounds with structure of vicinal diol. Asymmetric pinacol coupling reaction is also the most compact and effecient method in synthesizing chiral ligands or chiral auxiliary with C〓 symmetry.

将这一反应发展成为既有高度的非对映选择性，又有高度对映选择性的不对称偶联反应在合成许多含有手性邻二醇结构的药物或生物活性物质将有更重要的应用，同时不对称Piancol偶联反应也是合成C〓对称性的邻二醇多用途手性配体或手性助剂的最为简捷有效的方法。

The aim of this thesis is to create a new series of covalently bonded inorganic-organic hybrid materials based on polymolybdate clusters by exploiting appropriate metal cations or organic ligands as linkers according to the concept of crystal engineering.

本论文得到的化合物均不溶于水和常见的有机溶剂，因而大部分被用来作为化学体修饰电极的修饰材料，详细地研究了它们的电化学性质。

Chapter II syntheses, characterizations, mechanisms and properties of polynuclear copper complexes with hydroxylated bipyridine-like ligands

另外，本课题选择的微孔的类分子筛、多钒酸和手性的金属配合物的研究都是当今国际和国内无机化学的前沿领域。

We predict the optimized structures of macrocyclic ligands of cyclononane and cyclododecane systems in different environments; furthermore, we analyze the protonated sites, preorganization, conformational changes and calculated energies.

利用此模拟方法，我们针对不同环境下之九员环以及十二员环系列的大环配位子进行结构最佳化之预测，进而可分析 protonation sites 、配位子是否会发生 preorganization 与结构的变化，以及能量的计算。

This dissertation involves the syntheses, reactivities and structures ofGroup 6 metal carbonyl complexes containing the pyrazole ligands.

本论文开展了对含吡唑类配体的VIB金属羰基配合物的合成、反应及结构的研究，合成了70余个新化合物，并取得了如下研究成果。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了