QTL

  • 网络数量性状位点(quantitative trait locus);数量性状基因座(quantitative trait loci);数量性状座位

QTLQTL

QTL

数量性状位点(quantitative trait locus)

数量性状位点QTL)指占据一特定染色体区域的微效多基因群。它可能控制某个经济性状并存在与某个易于检测的DNA分子 …

数量性状基因座(quantitative trait loci)

数量性状基因座(QTL)定位 定位 数量性状基因座 原理及研究进展 魏志刚 2006年12月10日 年 月 日 讲座内容 一、绪言 二、QT…

数量性状座位

植物数量性状座位(QTL)的作图与克隆ISSN1001-9960CN37-1021/N 山西师范大学学报杂志社 2006年第10期 8 农学系 园艺

1
It is suggested that this chromosome region can be a candidate for fine mapping of QTLs related to root and grain yield traits. 因此,此染色体区段可能作为一个玉米根系与产量相关性状相关QTL精细定位的候选区域。
2
Root QTL location is of great importance to further study of the mechanism of root inheritance. 根系QTL定位对深入研究根系遗传机制有重要作用。
3
Some main effect QTL and epistasis were commonly detected among PSES, PDES and PES, explaining the high positive correlation between them. 一些主效和上位性QTL在PSES、PDES和PES间被共同检测到,解释了不同柱头外露率指标间高度正相关关系。
4
Improvement for grain weight as well as grain quality would be practical by recombination of different QTLs using marker-assisted selection. 通过标记辅助选择进行不同QTL的重组,有望在增加粒重的同时改善籽粒品质。
5
Association mapping is one of the important ways to detect QTLs and reveal genetic bases of target traits in the natural populations. 利用自然群体进行关联分析是检测目标性状QTL、揭示其遗传基础的有效方法。
6
CSSLs can be used to detect beneficial genes, to develop a set of novel stocks for fine mapping or cloning of QTLs. 染色体片段代换系可以用于发掘有利基因,为进一步精细定位和克隆QTL提供基础遗传材料;
7
Isolation of these QTLs holds great promise to improve world agriculture but is a challenging task. 分离这些QTL有望促进世界农业生产,但却是一个富有挑战性的工作。
8
These QTLs were considered to be associated with the expression of field resistance of rice varieties to WBPH. 这些QTL被认为与水稻品种对白背飞虱田间抗性表达有关。
9
It was this time-dependent expression of QTLs that make rice nitrogen-use traits varied in a regular way. 正是QTL这种时序性的表达,使得水稻氮素利用相关性状呈现出有规律的变化。
10
Many important agronomic traits in crop plants, including stress tolerance, are complex traits controlled by quantitative trait loci (QTLs). 农作物的许多重要农艺性状包括胁迫耐受性都是由QTL控制的复杂性状。
11
However, the precision of estimates would enhance significantly as the increasing of QTL heritability. 而估计值的精确度则随着遗传力的提高而明显提高。
12
Gene mapping for quantitative trait loci (QTL) was a difficult assignment in modern genetics. 现代遗传学分析中的一项艰钜任务是解决数量性状的基因定位工作。
13
This paper mainly summarized the progress on the molecular quantitative genetics and quantitative trait locus(QTL)studies on honeybees. 本文总结了蜜蜂分子标记连锁图谱的构建及其在数量性状位点的研究和应用现状。
14
The results enhance previous QTL information and provide additional QTL information for marker-assisted selection and gene clone. 研究结果为分子标记辅助选择和基因克隆奠定了一定的基础。
15
Salt tolerance, like other important agronomic traits in crop plants, is complex trait controlled by quantitative trait loci (QTL). 和其它重要的农艺性状一样,植物的耐盐性是由多个数量性状基因(QTL)控制的复杂性状。
16
With the advent of molecular markers, much research on QTL mapping with molecular markers has made great progress in these years. 随着分子标记的产生,运用分子标记进行植物QTL的研究取得了巨大进展。
17
The results may be used in subtle QTL mapping , utilization of cotton heterosis and prepar materials for subsequent research. 这些结果为进一步的QTL精细定位以及棉花杂种优势利用奠定了基础,并可以此为参考选择部分材料供后续研究使用。
18
Genome scans have identified quantitative trait loci (QTLs) affecting milk yield and composition in dairy cattle. 基因组扫描,发现数量性状位点(QTL定位)影响奶牛产奶量和组成奶牛。
19
With the increasing of population size and heritability, the results of Bayesian QTL mapping were more accurate. 随着群体大小、遗传力的增加,QTL定位越准确。
20
Comparison to the identified QTLs related to late blight resistance showed that the mapped genes were not in the QTL regions. 通过与已知图谱中的晚疫病水平抗性相关QTL比对,这些基因都不位于QTL区域。
21
A brief review was given about the main development of statistical methodology for QTL mapping since the 1980s in this paper. 本文对80年代以来QTL作图统计方法的主要发展进行了简要综述。
22
Stay green QTLs and their mapping in many crop species have been identified and built. 许多作物持绿性基因数量性状位点(QTL)标记及连锁图构建已经实现。
23
Quantitative trait loci (QTL) for yield components were identified based on an RFLP map from a DH population. 在构建DH群体RFLP图谱的基础上定位了产量因子的数量性状位点(QTL)。
24
Otherwise, the nodus of QTL positional cloning and the corresponding solving methods were discussed. 文章还对QTL图位克隆的难点及解决方法进行了有益的探讨。
25
We showed that the quantitative trait locus (QTL) GS5 in rice controls grain size by regulating grain width, filling and weight. 本文,我们图位克隆到一个控制粒宽,结实率和千粒重的数量性状基因GS5。
26
One more QTL appearing at mid- tillering stage was located on an indica segment of chromosome 9. 出现在分蘖中期的另一个QTL被定位在第9染色体的籼型片段上。
27
Highly dense genetic linkage map is a very important tool for QTL mapping. 高密度遗传连锁图谱是进行基因定位的重要工具。
28
Among them, one major QTL was located on the long arm of chromosome 7. 其中一个主效QTL定位在第7染色体的长臂。
29
Since markers linked with other QTLs are include in the model, composite interval mapping is more precision and powerful. 复合区间作图法在模型中包括了与其他QTL连锁的标记,可以提高作图的精度和效率。
30
The QTL on chromosome 2DS may be a new gene for powdery mildew resistance. 2DS上的QTL很可能是一个新的慢白粉病抗性基因。