查询词典 methylation

Objective To investigate the diagnostic significance of detecting p16 aberrant methylation and K-ras gene mutation in pancreatic juice for pancreatic cancer.

目的 探讨胰液中K-ras基因突变和p16基因启动子区5′CpG岛甲基化联合检测在胰腺癌诊断中的价值。

Phenol method for methylation of sugar, pentose and polysaccharide determination method is simple and highly sensitive ...

下测定。苯酚法可用于甲基化的糖、戊糖和多聚糖的测定，方法简单，灵敏度高。。。。

The structure was studied by periodate oxidation, Smith degradation, partial hydrolysis and methylation analysis.

以分离纯化得到的白骨壤酸性多糖HAM-3-Ⅱb-Ⅱ为研究对象，采用高碘酸氧化－Smith降解、部分酸水解以及甲基化分析等技术对该多糖的结构进行分析。

Using UV, IR, NMR, GC-MS, periodate oxidation, Smith degradation and methylation reaction, the primary structure of MOPI-3 was identified.

通过UV、IR、NMR、GC-MS、高碘酸氧化、Smith降解和甲基化等物理化学方法对MOPI-3的纯度、理化性质和组成结构进行表征。

It can be use as an environment-friendly intermediate and starting material for organic synthesis substituting the poisonous phosgene and dimethyl sulfate in carbonylation and methylation reaction.

它可以代替剧毒的光气和硫酸二甲酯作为环境友好的有机合成中间体和起始物质，应用与羰基化和甲基化反应中。

It can be used as an environment-friendly intermediate and starting material for organic synthesis substituting the poisonous phosgene and dimethyl sulfate in carbonylation and methylation reaction.

它可以代替剧毒的光气和硫酸二甲酯作为环境友好有机合成中间体和起始物质，应用于羰基化和甲基化反应中。

Results: No methylation was found at 5'CpG island of exon 1 of p16 gene in normal tissue specimens whereas hypermethylation was found in 3 specimens of rhabdomyosarcoma.

结果： 对照7例p16基因第1外显子5'CpG岛3个酶切位点无甲基化， 3例肉瘤组织中存在这3个酶切位点的甲基化现象。

The data showed that over 80% of yeast rRNA ribose methylation sites were conserved within rice rRNA.

这些结果表明在不同的真核生物中，rRNA上大部分核糖的甲基化修饰位点是保守的。

Objective To assess the methylation patterns in CpG islands of SPARC genes and its relationship with clinicopathological parameters.

目的 检测胰腺癌SPARC基因CpG岛的甲基化状态及其与临床病理参数的关系。

This is the first report on the methylation patterns of in vitro-derived mouse tetraploid embryos.

这是对小鼠四倍体早期胚胎基因组甲基化模式的首次报道。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。