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However, it is located on the X chromosome and a single mutation can effectively stop it from working.

而且，这段基因位于X染色体一个突变就会让这个基因失效。

The single micronucleus and multi-micronucleus were observed at the interphase. The chromosome aberrational cells including chromosome fragment, lagging chromosome, chromosome bridge and circular chromosome were found during the mitosis. RAPD analysis of seedling genomic DNA variation in M 2 generation of three mutants showed their DNA sequences had changed. The result confirmed that the implantation of 7Li +3 ions could induce genetic mutation in wheat.

对幼苗根尖细胞学研究观察，获得单桥、双桥、桥断裂、落后染色体、三级、断片和微核等畸变类型；对已获得的小麦突变株，分别进行M2 代DNA分子的RAPD分析，结果发现DNA均发生变异，证明7Li+ 3 注入通过内靶核反应能够诱发小麦在分子水平上产生遗传变异。

While the good qualities of ABNET are reserved,such as structure generated automatically, unsupervised and competitive learning based on clone selection and mutation,the way of initiating ABNET, expressing a antibody, updating structure is improved properly.

在保留抗体网络的结构自动生成，基于克隆选择、变异机制的无监督竞争学习等优点的同时，对抗体网络的初始化、抗体的表示方式、网络结构的更新等方面作了适当的改进。

Tarda AcrAB multidrug resistance system was cloned in this study. Sited-directed mutation was used to determine the promoter sequences of acrAB and acrR and the AcrR binding site.

论文克隆分析了迟缓爱德华氏菌AcrAB耐药系统，采用定点突变确定了acrAB、acrR的启动子序列和AcrR在acrAB启动子的结合位点。

In conclusion, we successfully constructed the attenuate strain apxIC-/p36+ of Actinobacillus pleuropneumoniae serovar 10, and this mutation system will facilitate development of live attenuated vaccines.

成功构建了含猪肺炎支原体p36基因的胸膜肺炎放线杆菌血清10型突变株，所获得的突变株有望成为猪传染性胸膜肺炎弱毒疫苗株。

Through this way,the probabilities of crossover and mutation can be adaptively adjusted during the evolutionary process.

从而自适应地控制算法在进化过程中的交叉概率和变异概率。

EH is the major risk agent to strok. It is important to explore the genetic mutation and environmental risk factors in hypertension. G protein is linked to activation of adenyl cyclase which involve in signal transduction between receptor and effector.

EH是脑卒中的重要危险因子，因此，研究EH和脑卒中的遗传学病因和环境危险因素不仅有助于了解EH和脑卒中的发病机制，对于它们的早期防治也有重要意义。

These results indicate that the mutation does not interfere with the ability of agrin to induce postsynaptic structures but that it dramatically perturbs the maintenance of the neuromuscular junction.

这些结果表明，该突变不仅影响集聚蛋白诱导突触后结构的功能，也影响神经肌肉接头功能的维持。

A solid-phase assay using the dystrophin glycoprotein complex showed that the mutation did not affect the binding of agrin to alpha-dystroglycan.

通过肌营养不良蛋白复合体的固相测定显示，突变没有影响α-肌营养不良蛋白聚糖。

We report the case of a congenital myasthenic syndrome due to a mutation in AGRN, the gene encoding agrin, an extracellular matrix molecule released by the nerve and critical for formation of the neuromuscular junction.

我们报告了一例由于AGRN集聚蛋白编码基因）突变导致的先天性肌无力综合征，AGRN是一种由神经释放的细胞外基质分子并对神经肌肉接头的形成起重要作用。

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。