甲基化的

In the paper, ab initio quantum chemical was used to studying the methylating of NA bases in detailed.

本文采用量子化学从头算方法重点研究了核酸碱基的甲基化情况。

Formaldehyde, methanol and methane have been utilized as methylating agents.

甲烷、甲醇和甲醛可用作反应的甲基化试剂。

Dimethyl carbonate was used as the methylating reagent, o-vanillin as the material and K2CO3 as the catalyzer to synthesize oV. The effect of material ratio, reaction time, reaction temperature and catalyzer dosage on its synthesis reaction was investigated.

方法］采用碳酸二甲酯作为甲基化试剂，以邻位香兰素为原料，无水碳酸钾为催化剂，合成邻藜芦醛，研究物料配比、反应时间、反应温度和催化剂量对反应的影响。

The result shows that the structure and property of alkali cellulose and PAC is hardly dependent on the organic solvent in the manufacturing process.

同时借助1H-NMR、化学滴定法表征了不同介质中纤维素羧甲基化产物大分子的一级结构。

Folacin deficiency is likely one of pathogeny of breast cancer, presenting with higher cell proliferation, a lower 〓 period, higher P53 mutational protein expression and lower methyl status of P53 exons 6, 7 and 8, Folacin deficiency also increases apoptosis.

叶酸缺乏可能导致乳腺癌发病率增加，乳腺细胞株HBL-100在叶酸缺乏培养基中，生长显著增快，〓期细胞比例显著降低，凋亡率显著增加，P53突变型蛋白面积比对照组大，mRNA转录增强，P53外显子6、7和8的DNA甲基化程度降低。

Objective To assess the clinical value of methylation- specific polymerase clain reaction in the diagnosis of gastric cancer.

目的初步探讨甲基化特异性聚合酶链反应在胃癌临床诊断中的应用价值。

It indicated that a part of novolac could be substituted with formaldehyde modified lignin resin which was destracted from waste water of sulphate pulping process.

结果表明，硫酸盐法造纸制浆废液中的木质素，经羟甲基化改性后，可在酚醛模塑料中，代替部分线型酚醛树脂。

Objective To investigate methylation of BLU gene in hepatocellular carcinoma.

目的 了解肝细胞癌中BLU基因的甲基化状态及临床意义。

The detection of BLU methylation can be used as a molecular marker in pathological diagnosis.

近年研究已将DNA甲基化在肿瘤中的异常状态应用于临床研究及诊断［3-5］。

Promoter hypermethylation of tumor suppressor genes was common in de novo AML patients.

抑癌基因的启动子甲基化在初发AML中普遍存在。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。