发现有七条标记染色体。
目的检测来源不明的额外标记染色体和衍生染色体。
Objective To detect the chromosomal origin of supernumerary marker chromosome(SMC) and derivative chromosome which was obliterate in origin.
早期传代细胞染色体数出现非整倍体和非稳定性畸变，同时有两个标记染色体；
There were aneuploid and instable structure changes in chromosomes, and two marker chromosomes at the same time.
有些人猜想，如其说染色体将使基因有活性和失活的蛋白质做上特定的基因标记，倒不如说染色体调整形状使基因与蛋白质靠近。
Some suspect that, rather than sending gene-activating and gene-stifling proteins to particular gene targets, chromosomes adjust their shape in order to bring genes closer to the proteins.
研究人员发现，冠有法国姓氏的法兰德斯男性与至今仍生活在他们法国故乡的男性，Y染色体上带有相同的遗传标记。
The Y chromosomes in Flemish men with French surnames, the researchers found, had the same genetic markers found in men who live today in the region of France where their ancestors originated.
连锁基因或遗传标记在染色体上的相对位置的线性图。
Linkage map — a chromosome map showing the relative positions of genes and other DNA markers on the chromosomes, as determined by linkage analysis.
与其他遗传标记相比，Y-STR具有许多优点，正成为Y染色体遗传标记中法医学应用和研究的热点。
Y - STR has many advantages over other genetic markers and it has become a hot topic of both application and research in forensic medicine.
标记基因的位置效应和干扰因素对这一期望值的影响是很小的，而染色体的长度对期望方差值影响很大。
The position effects of mark gene and other factors have a little influences on the expect value, but the chromosome length have much influences on it.
因此，可将银染带作为木薯染色体的识别标记。
Therefore, Ag -bands can be used as identification marker of chromosomes of cassava.
但该图的RFLP标记分布不够均匀，存在较多的空白区，特别是在第4和第8号染色体上存在两个断点。
But the RFLP markers on the map are not evenly distributed and there are two breaking points on chromosomes 4 and 8.
作者认为联苯胺工人淋巴细胞染色体畸变率增高可与其它生物学标记相结合作为膀胱癌早期监测的指标。
The authors suggest that the chromosome aberrant rate in lymphocyte of workers exposed to benzidine could be an early biomarker for bladder cancer caused by exposure to benzidine.
最近加裕对于猪肉品质的基因组研究识别出了在染色体2和17上的四个重要的SNP标记，它们对猪肉剪切力有重大影响。
A recent Genesus genomic study on pork quality identified four important SNP markers on chromosomes 2 and 17 which significantly affect pork peak shear force.
短串联重复（STR）是Y染色体NRY区的多态性遗传标记的一种，又称微卫星。
Short tandem repeat ( STR) is one of the genetic polymorphic markers within the NRY region in Chromosome Y, which is also called microsatellite.
这些遗传标记属于染色体17。有这种标记的儿童血液中有新的基因——ORMDL3，它在哮喘儿童中的出现几率更大。
These markers are located on chromosome 17, and children with this marker had higher levels of a new gene called ORMDL3 in their blood, which occurs in higher amounts in children with asthma.
然而，一个或多个标记的存在也许增加某种染色体或遗传病变的机会。
The presence of one or more markers, however, may increase the chance for a chromosome disorder or other genetic syndrome.
他使用了一个染色体上的37个标记，选择该染色体是因为它与阅读能力的丧失有关联。
He used 37 markers on chromosome, which was chosen because it has already been implicated in reading disabilities.
选择绵羊1号染色体上的9个微卫星标记，采用父系半同胞家系群体(共387个个体)构建凉山半细毛羊1号染色体遗传连锁图。
The 9 microsatellite markers on chromosomes 1 were used to construct a linkage map of Liangshan semi-wool sheep with a 387 members half-sib pedigrees after paternity testing.
表明第7染色体上位于标记R1357~R1245之间的种子休眠性QTL位点是一个在年度之间稳定表达的控制种子休眠性的基因位点。
The QTL for seed dormancy on chromosome 7 between the marker R1357 and R1245 was a stable expressional locus associated with seed dormancy in different years.
方法应用原位引物标记(PRINS)在8例女性外周血淋巴细胞培养标本中检测了X、18号染色体。
Methods Chromosomes X, 18 were detected by the primed in situ labeling (PRINS) in eight samples of female peripheral blood cultures.
在包含致病基因的一段染色体上，遗传标记分布越密集，则致病基因定位越精确。
The more closely spaced are the markers on the chromosomal segment containing the disease locus, the accurately can one localize the disease gene.
利用抗病分离群体，我们在野生二粒小麦2B染色体上发现了多个抗白粉病基因，并利用SSR分子标记进行了定位。
Several powdery mildew resistance genes derived from wild emmer accessions have been mapped on the short and long arms of chromosome 2B by SSR marker.
结论：快速引物原位标记技术可用于鼻咽癌冰冻组织切片中染色体的检测，染色体数目的改变可作为鼻咽癌诊断的重要参考指标。
CONCLUSION: The technique of rapid PRINS could be used to detect chromosomes in frozen section tissues, and the chromosomal abnormalitie s would be helpful in diagnosis of NPC.
非同源染色体间带型各不相同，某些染色体具有易于识别，特征性较强的A型带标记。
All of the experimental materials had characteristics of a type banding patterns which could be recognized easily in some chromosome pairs.
方法16个RB患者成对的肿瘤与其相应血清标本在13号染色体上14个微卫星标记处通过荧光PCR进行扩增，分析测定LOH ；
Methods Paired blood and RB tumor samples from 16 patients were analyzed with fluorescent PCR for LOH at 14 microsatellite marker loci on chromosome 13.
用改良的CPD染色程序清晰而稳定地显示出这些特征性的CPD带纹为番茄的染色体，特别是有丝分裂中期染色体提供了新的识别标记。
The distinctive CPD bands, which could be constantly and clearly detected using the CPD staining procedure we improved, provided new landmarks for chromosome identification in tomato.
染色体上引物原位延伸标记在研究染色体结构和基因定位等方面具有重要意义。
Primed in situ labelling (PRINS) contributes to the elucidation of the organization of eukaryotic chromosomes and provides an alternative way to localize gene on chromosomes.
目的单片段代换系（SSSL）是通过高代回交和分子标记辅助选择构建的，只含有来自供体亲本的一个染色体片段，遗传背景与受体亲本相同的品系。
Single segment substitution lines (SSSL) containing only one segment of donor chromosome introgressed into a recipient genetic background permits QTLs to be mapped with greater precision.
目的单片段代换系（SSSL）是通过高代回交和分子标记辅助选择构建的，只含有来自供体亲本的一个染色体片段，遗传背景与受体亲本相同的品系。
Single segment substitution lines (SSSL) containing only one segment of donor chromosome introgressed into a recipient genetic background permits QTLs to be mapped with greater precision.
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