查询词典 dimer

Objective: To explore the change of plasma D-dimer level in pregnant women.

目的：探讨妊娠期妇女血浆D-二聚体含量的变化。

In complex 1,Cucan be described as a four-coordinated square planar geometry.Compound 8 is the sodium salt of plumbagin and exists as ionic compound.Compounds 9-16 are the rare earth complexes of plumbagin with La,Y,Dy,Sm,Gd,Nd,Erand Eu.Compound 17 is binuclear Y complex.18 is mononuclear Ycomplex with plumbagin and another ligand from Plumbago Zeylanica.Compounds 19-21 are the ternary complexes with plumbagin and 2,2\'-bpy and phen as assistant ligand.In 19, the geometry of Cucan be described as five-coordinated distorted square pyramid that exists in a dimer through the weak bonding,and 1-D chain structure is formed by intermolecular hydrogen bonds.

化合物1的单晶结构分析表明1具有四配位平面四边形结构，化合物8是白花丹素的Na盐，以离子化合物形式存在；化合物9～16为白花丹素的La，Y，Dy，Sm，Gd，Nd，Er，Eu的稀土金属配合物；化合物17是白花丹素的双核钇结构；化合物18为白花丹素的单核钇结构，该配合物除了含白花丹素外，还有来自白花丹植物中的另一个单体化合物也参与配位；化合物19～21是以2，2\'-联吡啶和邻菲咯啉等含N配体为辅助配体，具有白花丹素—含N配体—金属离子的三元配合物，化合物19是白花丹素和2，2\'-联吡啶与Cu的配合物，具有五配位的四方锥构型，通过Cu…O弱的成键作用形成二聚体，再通过分子间的氢键作用进一步形成一维链状结构，化合物20和化合物21是白花丹素分别与2，2\'-联吡啶和邻菲咯啉的Zn配合物，都具有六配位八面体构型的双核锌配合物，呈一维链状结构，化合物20中链与链之间的大量氢键将一维链扩展成二维层，分子间的π-π堆积作用进一步形成三维结构。

N,N-dimethyl-N'-(2-trifluorometyl-1-pentafluoroethyl) perfluoro propenyl propane diamine and N,N-dimethyl N'-(2-trifluorometyl-1-pentafluoroethyl) perfluoro propene propane diamine were prepared by the reaction of hexafluoropropene dimer and N,N-dimethyl propanediamine in the molar ratio 1:1.0 at about 35℃for 8h, and the structures of I were identified by IR and NMR spectra.

本文以六氟丙烯二聚体和N，N-二甲基丙二胺为主要原料合成了两种含氟中间体叔胺——N，N-二甲基-N'-(2-三氟甲基-1-五氟乙基)全氟丙烯基丙二胺和N，N-二甲基-N'-(2-三氟甲基-1-五氟乙基)全氟烯丙基丙二胺，用薄层色谱和柱色谱等方法对产品进行分离提纯，并运用红外光谱和核磁共振等分析手段对其结构进行了表征。

The main form of the DNA damage induced by UVB radiation was the formation of pyrimidine dimer.

UVB对植物DNA的损伤主要是形成嘧啶二聚体。

Objective To investigate the production and removal of cyclobutane pyrimidine dimer by HaCaT cells after UVB irradiation, and the effect of baicalin in this process.

目的探讨黄芩甙对UVB照射后HaCaT细胞光产物环丁烷嘧啶二聚体的产生和清除的影响。

Single-crystal X-ray analyses show that the metal ions are bridged by different coordination modes of 2,5-pda to form a dimer in 1, 2D rhombic grid in 2, respectively.

结构分析表明，2，5-pda采取不同的配位方式桥连金属离子分别形成了二聚物1和2D菱形网络2。

We have developed a method for doing this, using the dimer method for saddle point finding combined with the kinetic Monte Carlo to advance the system over barriers.

我们设计了一种寻找马鞍点二聚物法与蒙特卡罗法相结合的方法。

The Stratus CS Acute Care D-dimer assay is designed to help diagnose deep vein thrombosis and related conditions.

Stratus CS急性护理D-二聚体检测方法，设计用于帮助诊断深静脉血栓症及相关疾病。

For its homo-dimer or tetrad structure, MDH is regarded as an ideal model for research on oligomeric protein structure and function.

同时，MDH多为同源二聚体或四聚体结构，也可以作为研究寡聚蛋白结构和功能的理想模型蛋白质。

The effects of reactive route and temperature on forming control of four isomers were examined in the processes of synthesizing the thymine dimer.

考察了环丁烷嘧啶二聚体合成中反应途径和温度对四种异构体生成的影响和控制。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。