甲基化的

Permethylation analysis, periodate oxidation,Smith degradation, acetolysis and partial acid bydrolysis revealed the main chains of XP as mannose of (1-6)-linkages and its side chains were mannose of (1-2)linkages.

甲基化分析、过碘酸盐氧化、Smith降解、乙酰解和部分酸水解显示XP的主链是1→6连接的甘露糖，侧链是1→2连接的甘露糖。1H及13CNMR谱表明所有糖苷键均为a型，结合元素分析XP基本是酵母甘露多糖和蛋白质以及锌的络合物。

Methods Bisulphate sequencing was applied to analyse the mcthylation of the CpG islands in the SNRPN gene locus.

方法应用重硫酸盐测序法对一例临床高度疑似PWS的患者及其父母的15q11-q13印迹中心SNRPN基因alpha外显子的10个CpG位点的甲基化情况进行分析。

The results indicated that mechanical activation considerably enhanced carboxy methylation reaction of cassava starch, the content of DS in cassava starch increased with the activation time.

实验结果表明，机械活化对木薯淀粉的发甲基化反应有显著的强化作用：木薯淀粉的DS随活化时间的延长而增大。

The results show that in the protonation process, because of the effect of meso-(p-methylpyridyl), the changes of the structure and bond charge population are obvious; the frontier molecular orbitals have opposite change trend with the case of meso-yridyl, the rapid exchanges of inner hydrogens of the protonated diacid with solvent protons become more difficult.

结果表明，由于m-甲基吡啶的影响，在质子化过程中结构和键电荷布居有明显变化；前沿分子轨道具有与四吡啶基情形相反的变化趋势，质子化二酸与溶液质子的快速交换作用也变得更困难了。

In other words, researchers have to prove that the disruption of this function, either genetically through mutation, or epigenetically through DNA methylation or chromatin modification, causes the initiation or progression of cancer.

换句话说，研究人员必须证明这些功能的中断，或者是通过遗传上的突变，或者是通过表观上的DNA甲基化或染色质修饰，导致癌症的发生以及进一步恶化。

The glycidol is protected by ethyl vinyl ether first to form 2,3-epoxypropyl-1-ethoxyethyl ether, then polymerized or copolymerized with EO by initiation with the mixture of diphenylmethylpotassium and triethylene glycol to give the well-defined poly.

得到的聚合物用甲酸水解去保护，并在二氧六环和甲醇的混合溶剂中用氢氧化钾溶液皂化后，得到了聚合物链的侧端挂有羟甲基官能团的线形聚醚linear Polyglycidol和poly。

Gel-type cross-linked polystyrene-isocyanuric acid resin has been obtained by reaction of chloromethylated polystyrene with isocyanuric acid under the existence of triethylamine.

由氯甲基化低交联聚苯乙烯和异氰尿酸在三乙胺作用下反应，制得了凝胶型交联聚苯乙烯-异氰尿酸树脂，测定了该树脂对苯酚和间苯二酚在不同温度下的吸附等温线，依据Clapeyron-Clausius方程从吸附等温线计算出了吸附热，从热力学的角度论证了树脂是基于氢键键合和疏水作用而吸附苯酚和间苯二酚的。

To more understand the catalytic mechanism and to prepare for the future megascopic experiments, kinetics of methylolation had been studied, either.

为进一步深化对此催化机理的理解及为未来的工业放大实验作准备，还进行了羟甲基化反应的宏观动力学研究。

RUNX3 gene opens mover methylic change and send the difference with cancerous kitchen notable existence formerly, the happening of likelihood and colonic cancer develops about.

结论RUNX3基因启动子甲基化和RUNX3蛋白表达在结肠癌的癌旁组织和原发癌灶间存在显著的差异，可能和结肠癌的发生发展有关。

Originally limited to dialkylamino methylenation, the application of Mannich reaction has been expanded much further in recent years to a wide variety of monosubstituted amines, amine equivalents and amides. In addition, a variety of Aza-Mannich and Mannich-Michael methodologies have emerged.

最初该反应的应用范围仅局限于二烷基胺亚甲基化反应，近年来才得到了长足的发展，其研究范围扩展到单取代的胺、胺的类似物以及酰胺等化合物，并发展形成Aza-Mannich和Mannich-Michael等复合Mannich反应。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。