Most of the chlorophyll deletion occurred in M1 were belonged to somatic mutation or caused by radiation injury so that they usually were not inheritable.
在M_1所产生的叶绿素缺失中，大多数属于体细胞突变，或是由于辐射损伤所致，一般是不能遗传的；
Deletion mutation state of the two groups of mitochondria DNA were detected by PCR technology and photodensity scan.
采用聚合酶链反应（PCR）技术和光密度扫描检测两组线粒体DNA的缺失突变情况。
Deletion and mutation of CTCF is associated with cancer.
CTCF的缺失和突变可能导致肿瘤的发生。
This can occur through a mutation in the gene's DNA sequence or through deletion of the gene.
这种缺失可能起源于基因的突变或者通过基因序列的缺失而产生。
Objective: to detect allelic deletion and mutation of FHIT gene in gastric cancer, and to analyze the role of the abnormalities in the carcinogenesis of gastric cancer.
目的：检测脆性组氨酸三联体基因在胃癌组织中等位基因缺失和突变情况，分析该异常在胃癌发生中的作用。
Objective To generate rescued viruses with deletion mutation of capsid protein from dengue virus type 2 isolated in China (DEN2-43).
目的制备登革2型病毒中国分离株(DEN2 - 43)的衣壳蛋白缺失突变病毒。
DNA damage caused by many factors may lead to missense mutation, deletion or illegal recombination.
多种因素可以引起DNA损伤而最终导致基因产生错义突变、缺失或错误重组。
Conclusion: This new method of DNA sequence deletion mutation is simple and accurate. It could avoid new mutation in PCR process of traditional DNA manipulation method.
结论：该方法操作简单、精确，能够避免引入新突变，为DNA序列的缺失突变提供了一种新方法。
It is also improved M and NS genes by a site mutation and a gene deletion method.
通过点变异和基因删除方法对M和NS基因进行改进；
The results show that the types of DNA base mutation included the transition, the transversion and the deletion.
结果显示：碱基变异的类型包括转换、颠换和缺失。
The deletion mutation and missense mutation of COL7A1 gene result in the specific mutation in patients with clinical symptoms.
结论COL7A1基因的缺失突变和错义突变引起该患者临床症状的特异突变。
We can find its deletion and mutation in several kinds of human turners.
在多种人类肿瘤中，均发现其缺失和突变。
FAP is a monogenetic disease and is caused by the mutation or deletion of the adenomatous polyposis coli (APC) gene which is found on chromosome 5.
FAP是一种单基因遗传病，是由APC基因的突变或缺失引起的(apc)基因是5号染色体上发现的。
Conclusions No functional FANCA protein was found in these 3 cases of FA-A, and intragenic deletion, frame shift and splice site mutation were the major pathogenic mutations found in FANCA gene.
结论3例FA-A型患者均无功能性FANCA蛋白表达；基因缺失、移码突变和剪切位点突变是FANCA基因的主要失活方式。
By detecting its structure in the tumour tissue, we find that the sum of its deletion or mutation rate reaches 35%.
通过检测肿瘤组织中该基因的结构，发现该基因在肿瘤组织中的缺失或突变率的总和达到35%。
The mutations in patients with factor V deficiency were identified including point mutation, frameshift mutation, deletion and insertion mutation.
本课题在对具有先天性出血倾向的门诊患者进行筛查的过程中，发现了一例重型凝血因子V缺乏症患者。
The mutations in patients with factor V deficiency were identified including point mutation, frameshift mutation, deletion and insertion mutation.
本课题在对具有先天性出血倾向的门诊患者进行筛查的过程中，发现了一例重型凝血因子V缺乏症患者。
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