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Of 21 HCC shown to have 249 codon mutation, 20 exhibited high intranuclear accumulation of p53 protein. p53 protein staining was negative in the surrounding noncancerous hepatic tissue.

启东肝细胞癌中，p53基因发生着249密码子的持续性、纯合型的高频度错义突变，它伴随着p53蛋白在癌细胞核内较普遍的高度积累。

It was intuitionist and brief by the Matrix coding,the local optimum was avoided and the global optimum solution was obtained by the crossover and mutation operation.

采用的矩阵编码方法具有直观、简单的优点；通过交叉和变异让搜索跳离局部极值的陷阱，搜索到全局最优解。

Due to the inveracity of statistical probability with little sample of disasters, the mutation progression was used to calculate the probability instead of the statistical probability and fuzzy degree instead of brittle events' value.

鉴于小样本灾害事件统计概率的不准确性，用突变级数法计算的脆性因子突变概率代替脆性风险熵计算中的统计概率，模糊数代替脆性事件结果价值。

The crossover operation is performed only on the corresponding genes. The mutation and inverse operation is limited within the gene.

摘 要：提出了相邻开关在染色体中相邻以及构成同一环路的开关在同一基因块内的编码方法。

JAMA commentary urges testing of children, men and women for subtle effects of fragile X gene mutation .

杂志评论敦促测试的儿童，男人和女人的微妙影响的脆性X基因突变。

The results showed that mutation of the Kail gene,methylation of CpG islands and the abnormity of p53 are not related to low expression of Kail.

实验结果表明：基因点突变、启动子CpG岛甲基化、p53蛋白异常与Kai1基因表达下调不存在相关性。

In conclusion,this research has gotten some significant results:firstly Kail gene is highly related with the metastasis potential of colorectal carcinoma cells,secondly mutation of Kail gene,methylation of CpG islands in the promoter and abnormal expression of p53 have no important effects in the down-regulation of Kail gene.

本研究结果表明：Kai1基因与大肠癌细胞转移潜能有关；基因点突变、启动子CpG岛甲基化与p53异常在Kai1基因表达下调中不起重要作用。

Genetic analysis with reciprocal crosses between gls and Kas plants indicated that gls possesses a recessive mutation in a single nucleotide locus.

遗传分析表明：gls突变体为单基因隐性突变；初步定位结果表明，GLS基因位于第四条染色体短臂上靠近0端的16万碱基附近区域。

The nomadic society consisting of Kazakh, Mongolian, Kirghiz, Tajik, etc, as the part of Xinjiang society, had general characteristics of the whole society, both mutation factors in early Republic of China and gradation factors in middle and late Republic of China.

以哈萨克、蒙古、柯尔克孜、塔吉克等民族所构成的游牧社会作为新疆社会的构成部分，具有整个社会的共性，既有民国初期突变因素，又有民国中后期渐变因素。

ABSTRACT］ObjectiveTo investigate the point mutation of codon 12 of Hras and Kras in tissues of gastric carcinoma.

摘要］ 目的探讨人胃癌组织中Hras、Kras基因第12密码子点突变情况及意义。

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。