查询词典 mutation

Four experiments investigated the role of morphemes in the recognition ofChinese two--character words and its mutation in the bine course of processing.

四个实验以汉语道序同为实验材料，采用语义启动范式，考察了词素在汉语双字词识别中的作用及其在时间进程上的变化。

The gene CD18 segment was amplified by reverse transcriptase PCR including the mutation site 383 of CD18 mRNA coding sequence, and the PCR product was digested by TaqⅠrestriction endonuclease, which was regarded as the diagnosed technology of BLAD.

用反转录-聚合酶链反应方法扩增含有383位碱基突变的CD18基因片段，然后对扩增产物用限制性内切酶TaqⅠ进行酶切处理，根据电泳后酶切片段来进行诊断。

F508 mutation detection on the single blastomere was performed with nested polymerase chain reaction.

同时利用套式聚合酶链反应技术，对活检所得的单个卵裂球分别进行ΔF508 突变基因检测。

Methods The high frequency mutation region G380R of fibroblast growth factor receptor 3(FGFR3) gene was amplified by nested PCR with single lymphocyte and single blastomere.

采用巢式 PCR扩增单淋巴细胞及单卵裂球的成纤维细胞生长因子受体 3基因的高发突变位点 G380 R区域，用限制酶 Bfm 消化 PCR产物，10 %聚丙烯酰胺凝胶电泳检测。

Microbiopsy of pre-embryos with 4 or 8-cells did not alter their viability and further development. The technique of nested PCR on a single blastomere for the detection of cystic fibrosis ΔF508 mutation is reliable.

在小鼠胚胎4 细胞或8细胞阶段实施单个卵裂球显微活检，不影响胚胎的进一步分化以及小鼠出生后正常生长发育；利用显微活检得到的单个卵裂球进行突变基因诊断是可行的。

This week wants special caution " E of China bloodsucker mutation " virus.

本周要特别小心"中华吸血鬼变种E"病毒。

HOXD13 p.I314L mutation which substituted the highly conserve isoleucine at amino acid position 47 of HD with leucine was identified in a family with brachydactyly type E and mild SPD.

HOXD13 p.1314L点突变使同源盒结构域第47位异亮氨酸变为亮氨酸(147L)，导致的肢端畸形为E型短指，主要畸形为双手及双脚对称性短指。

Second, according to model characteristic, such as non-linear, non-convex, multiple-peaked and so on, the paper discusses limitation of traditional solving algorithm, such as branch and bound method, GBD method and OA method, puts forward penalty function-makeup integer algorithm and genetic algorithm, analyses procedures of genetic algorithm, such as selection, crossover and mutation, brings forward modifications for specific realized problems of genetic algorithm, such as selection of initial points, operator design, adoptive value adjustment, constraint treatment and so on, and works out correlated solving program.

其次针对该模型非线性、非凸、多峰等特点，讨论了分支定界法、GBD法和OA法等传统求解算法的局限性，提出了罚函数一凑整算法和遗传算法的求解思路，对遗传算法的选择、交叉、变异等过程进行分析，对遗传算法初始点选择、算子设计、适应值调整和约束处理等具体实现问题提出了改进措施，并编制了相关的求解程序。

vrk1 gene mutation can be excluded in 2 Chinese pedigrees of the first and second branchial arch syndrome.

排除vrk1基因在2个第1、2腮弓综合征家系中的作用。

It is valuable to notice that 3 patients with p53 gene mutation merely presented as bronchial inflamation in bronchoscopy.

值得注意的是，3例有p53突变的病人纤支镜仅表现为粘膜炎症。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。