随着分子细胞遗传学技术的应用，必将使体细胞变异在作物改良中发挥巨大的作用。
Somaclonal variation will play an important role in crop improvement with utilization of molecular cytogenetic techniques.
体细胞变异结合物理化学诱变法可被视作改良果树作物的一种手段，并且在一些果树作物中获得了成功。
Thus, the somatic cell variation in combination with physical and chemical mutagenesis can be considered as one approach to improve fruit crops and have achieved success in some fruit crops.
异形红细胞症是指血液中出现变异体细胞。
Poikilocytosis refers to the presence of poikilocytes in the blood.
第二种机制是一个渐进的适应性变异过程，在这一过程中，伴随人类受到感染，病毒与人体细胞相结合的能力增加了。
The second mechanism is a more gradual process of adaptive mutation, whereby the capability of the virus to bind to human cells increases during subsequent infections of humans.
体细胞无性系变异发生在组织和胚胎的培养，即使没有基因改造，但基因改造往往使情况变得更糟。
Somaclonal variation occurs in tissue and embryo culture even without genetic modification, but genetic modification often makes it worse.
体细胞无性系变异已获得一些作物专利，并以此作为一种手段来产生可供选择的遗传变异，且假定该作物一旦移植生长，它的基因稳定。
Somaclonal variation has been patented in some crops as a means of producing genetic variability for selection, and it was assumed that the crops were genetically stable once established.
体细胞突变是柑橘等果树比较常见的生物学现象，也是品种选育，即芽变选种的主要变异来源。
Somatic mutation, a main biological phenomenon of citrus and other fruits, is often used for breeding as a major variation source. Spontaneous mutations often occur in citrus.
体细胞无性系变异是继花粉和花药培养之后的又一种实用化的细胞工程育种新方法。
Somaclonal variation breeding was a new applicable method of cell engineering under breeding after pollen and anther culture.
在组培体系建立过程中发现再生不定芽中存在生长优于对照的个体，是否为体细胞无性系变异有待进一步研究。
And further investigation are required to determine if the buds growing faster are as a result of somaclonal variation generated from the culture.
本文阐述了体细胞无性系变异及其应用。
目的探讨乳腺癌的线粒体基因D环区的体细胞性突变和多态性变异特征。
Objective To investigate the features of somatic mutations and polymorphisms of mitochondrial D loop regions in breast cancer.
总结了影响栎属植物体细胞胚胎发生的主要可控因素及体细胞胚的遗传变异，组织学研究现状。
This paper summarizes the research progress of the factors involved in controlling the process of oak somatic embryogenesis, as well as the genetic variation and histology at present.
结合RAPD、SSR、AFLP分析研究椪柑体细胞加倍发生的变异情况，RAPD、SSR分析没有检测到变异的发生，说明加倍过程很少发生重组。
RAPD, SSR and AFLP techniques were ultilized to analyze variations during somatic doubling. No diversities were found by RAPD and SSR analyses, indicating infrequent recombination.
红麻的器官培养和原生质体培养是品种快繁、变异体筛选以及体细胞杂交和遗传转化等生物技术育种的基础。
It's organ culture and protoplast culture is important basic technique of rapid clonal propagation, selection of imitative plants, somatic hybridization and genetic transformation.
未发现有非整倍体细胞和染色体形态结构变异。
Aneuploids and chromosomes structure variation were not found.
采用体细胞融合、转基因技术等手段已经培育出了一些耐冷的品种，无性系变异的利用也已经在一些作物上取得成功。
Through gene transferring and somatic hybridization, cold-tolerant varieties have been obtained and the exploitation of somaclonal variation of some crops also succeeds.
选用高粱恢复系体细胞克隆变异后代稳定材料R111，搭载1996年第十七次返回式卫星进行处理，其后代获得大量变异系。
To somatic colone variation progeny stable material R111 of sorghum recovery line was treated in No. 17 returning satellite in 1996 and its progeny has got excellent new germplasm have been developed.
选用高粱恢复系体细胞克隆变异后代稳定材料R111，搭载1996年第十七次返回式卫星进行处理，其后代获得大量变异系。
To somatic colone variation progeny stable material R111 of sorghum recovery line was treated in No. 17 returning satellite in 1996 and its progeny has got excellent new germplasm have been developed.
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