查询词典 polymorphism

Of the total 40 fragments amplified, 28 (70%) were polymorphic between parents and 24 (60%) segregant in the sibs, indicating a high level of polymorphism and heterozygosity at RAPD loci between the two parents.

结果表明：7个随机引物共扩增出40个标记，标记在F1代的分离方式可以分为两类：符合孟德尔方式和偏离孟德尔方式。

With the method of Bulked Segregant Analyis, 300 randomly selected 10bp primers were used in PCR amplification of the DNA pools from gynoecious and monoecious cucumber, respectively, and polymorphism were found in five primers in three replications.

共选用 30 0个 1 0碱基的随机引物按BSA法对黄瓜性别表型分离群体进行PCR扩增，筛选出 5个在全雌和弱雌株基因池中表现多态性的引物。

High polymorphism, codominance and neutral selectiveness represent the major features that make microsatellites of large interest for many genetic studies and ecological applications.

微卫星是一种极具应用价值的分子遗传标记，因其具有多态性高、共显性遗传、选择中性、易于操作等特点而广泛应用于遗传学和生态学研究。

Both the results of ISSR and AFLP showed a low degree genetic polymorphism and gene flow, which indicated that self-pollination might be the main breeding system in T.

ISSR及AFLP遗传多样性分析表明延龄草居群内多样性程度及较低，居群间及居群内均出现了一定的遗传分化。

With western blot analysis and DNA polymerase chain reaction-single strand conformation polymorphism assay,protein product of Rb gene and mutation in exon 5～8 of P_(53) gene were examined in 17 cases of human testicular seminoma.

采用Western印迹和DNA聚合酶链反应－单股构造多态性分析法对17例人睾丸精原细胞瘤组织标本的抗癌基因Rb表达的蛋白产物和P_（53）基因外显子5～8的突变进行检测，发现有3例标本的Rb基因表达的蛋白产物缺失，有4例标本的P_（53）基因有点突变，对照的正常人睾丸组织和视网膜组织均呈Rb基因蛋白产物表达阳性，对照的正常人睾丸组织中未发现P_（53）基因突变。

The results showed that delta block had polymorphism in 104 samples without sibship of the Han people from Zhejiang province.

结果表明，在104份随机样本中，PCR扩增出的delta模块具有高度多态性。

Results from the forty random primers 72 sites were detected,of which 27(37.5%)were polymorphism.the proximity matrix indicates genetic proximity values between the wild blueberry and the garden blueberryⅰ,the garden blueberryⅱrespectively is 0.764 and 0.809,the dendrogram indicates sibship between the wild blueberry and the garden blueberryⅱ is near.

当前，对笃斯越桔研究主要热点集中在治疗腹泻、痢疾、口腔炎症、眼科疾病、血管障碍和糖尿病并发症等。随机扩增多态性dna(random amplified polymorphic dna，rapd)标记是20世纪90年代初发展起来的一种分子标记技术［2］，广泛应用于药用植物研究中。

The correlation between polymorphism of MTHFR gene 677C situs,plasma Hcy level and...

并且通过母子配对，分析MTHFR677位点多态性和血浆Hcy水平与CHD发生的相互关联。

Methods:The environmental factors of 80 CHD children and their parents were analysed by a case-control study,and the polymorphism of MTHFR gene 677C situs and plasma Hcy level were detected,logistic regression analysis was carried out in the study.

采用病例对照研究方法，分析80对CHD患儿与对照儿父母所处的环境因素并检测其MTHFR677位点的多态性和血浆Hcy的水平，进行单因素及多因素Logistic回归分析。

Objective To investigate the relationship between estrogen receptor gene polymorphism and SLE.

目的 探讨雌激素受体与SLE的相关性。

It was just a normal day of school

那只是上学的普通一天

Which is a very good reference in this issue.

这是一个在这个问题上很好的参考。