甲基化的

Objective: To investigate the role of p16 gene aberrant methylation in the malignant progression of human bladder cancer.

目的：研究膀胱移行细胞癌中p16基因甲基化失活及其在肿瘤发生中的作用。

Phase-transfer catalytic methylation was the best method, and suitable method of aftertreatment was essential.

相转移催化剂能有效控制反应在单甲基化阶段，且合适的后处理方法也能一定程度提高产品质量。

What happens to the unbranched glucose residue s in amylopectin during the methylation and hydrolysis procedure?

在甲基化和水解过程中不分支的葡萄糖残基会发生什么变化？

What happens to the unbranched glucose residues in amylopectin during the methylation and hydrolysis procedure?

在甲基化和水解过程中不分支的葡萄糖残基会发生什么变化？

Objective To detect methylation in p16 gene in whole blood and bronchia rinse of lung cancer,and to explore its significance for early diagnosis in lung cancer.

目的检测肺癌患者支气管灌洗液及全DNA中p16基因甲基化，并探讨其在肺癌早期诊断中的作用。

Objective: To investigate the expression of p16 gene methylation and protein in non-small cell lung cancer.

目的 探讨p16基因甲基化及蛋白在人非小细胞肺癌组织中的表达情况。

Effects of temperature, reaction time, methylating agent, solvent, molar ratio of nitromethane and carbon bisulfide on yield of 1,1-bis-2-nitroethane were discussed.

考察了反应温度、反应时间、甲基化试剂、溶剂、投料比等对于反应产物的影响，得到优化工艺条件为：反应温度35℃，反应时间3h。

Objective］ The study aimed to detect the DNA methylation level in different chicken fetation stages.

［目的］检测鸡胚不同发育阶段时的DNA甲基化水平。

Structure unit 2 was conveniently synthesized from 3-cyanopyridine by methylation, rearrangement reaction, and reduction of formyl.

以价廉易得的3-氰基吡啶为原料，通过甲基化、重排、还原三步反应合成了结构单元2。

Material and methods: Human breast cell line HBL-100 and breast carcinoma cell line MCF-7 were cultured in a medium either in the absence or presence of folacin for 30 days.

材料与方法：将人乳腺细胞株HBL-100和人乳腺癌细胞株MCF-7在叶酸缺乏的培养基和正常培养基中的培养30天，用细胞计数、FCM和电镜判断叶酸缺乏对HBL-100和MCF-7细胞生长、周期分布和凋亡状况的影响；用免疫组化和原位杂交等技术，观察叶酸缺乏对HBL-100P53蛋白表达与mRNA表达的影响；用半定量PCR的方法，测定了叶酸缺乏对HBL-100 P53外显子6、7、8甲基化水平的影响。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。