1) major gene effect
主基因效应
2) major gene
主效基因
1.
APPLICATIONS OF BOOROOLA MERINO MAJOR GENE IN SHEEP BREEDING;
布鲁拉美利奴主效基因在绵羊育种中的应用
2.
The subject of the mixed genetic model that is a single identified locus plus polygenes,the breeding objective that includes two correlative traits,some factors such as major gene variance proportion,heritability and genetic correlation which may act on the RSE were synchronously examined to sort out some vital ones which would be controlled to bring into full play in practic.
利用单个已识别主效基因位点加微效多基因的混合遗传模型,在二性状育种目标下探讨基因型选择[Direct Selection of Quantitative Trait Loci(QTL),DSQ]的相对选择效率(Relative Selection Efficiency,RSE),并考察主效基因方差贡献、性状遗传力和遗传相关对RSE的影响,以期找出控制RSE实际应用中的主要影响因素,并最大限度地发挥已识别主效QTL位点在育种中的作用。
3.
This review introduced reproductive characteristics of some high prolific sheep breeds abroad and the discovery,genetic effect,chromosome mapping of relevant major genes in these sheep breeds.
作者就国外一些高繁殖力绵羊品种的繁殖特性以及相关主效基因的发现、遗传效应、定位等研究进展作一综述。
3) major genes
主效基因
1.
This review introduces bone morphogenetic protein receptor IB (BMPR-IB), bone morphogenetic protein 15 (BMP15 ), and growth differentiation factor 9 (GDF9 ) major genes, and their relationships with high prolificacy in sheep, and application of both BMPR-IB and BMP15 major genes.
综述了绵羊(Ovis aries)高繁殖力主效基因骨形态发生蛋白受体IB(bonemorphogenetic protein receptor IB,BMPR-IB)、骨形态发生蛋白15(bone morphogenetic protein15,BMP15)和生长分化因子9(growth differentiation factor9,GDF9)及其与绵羊高繁殖性能之间的关系以及主效基因BMPR-IB和BMP15的应用。
2.
In order to analyze the resistant gene(s) and the genetic characteristic of the cultivars,classic genetics and allelic analysis were used to assay the number,recessive or dominance,interaction and inherited traits of the major genes in Mentana with a few races and examine differences between newly found resistant genes and the known genes.
等位性分析表明南大2419所含的3对主效基因与已知基因载体品系中的主效基因Yr7、Yr8、Yr9、Yr10、Yr17、Yr19、Yr22、Yr23、Yr27和YrSu不同,为未知基因,暂定名为YrMen1、YrMen2和YrMen3。
4) gene effect
基因效应
1.
Analysis of gene effects on asexual reproductive characters in silkworm(Bombyx mori L.);
家蚕无性繁殖性状的基因效应分析
2.
Study on additive dominant genetic model and gene effects was conducted on the data of 4 populations white 338 litters including Erhualian pigs(P\-1), Large Whith(P\-2), first cross(F\-1) and backcross(B\-2).
对二花脸猪、大白猪、杂交 1代和回交 1代 4个群体共计 338窝产仔数的资料进行了加性 显性遗传模型以及基因效应的研究。
3.
The maternal effects and gene effects on body weights at birth (BWB), 20 days of age (BW20) and 60 days of age (BW60) in pigs were estimated by least square multiple regression procedure, using group least square means of Erhualian (EHL), Large White (LW) and their F 1, F 2 and backcross (to LW pigs) (8 groups of animals in total).
利用二花脸、大约克及其Ｆ１、Ｆ２和回交世代共８个猪群的最小二乘均数，采用多元回归分析程序，对猪的初生重、２０日龄重和６０日龄重的母体效应和基因效应进行了研究。
5) Gene effects
基因效应
1.
Study on additive-dominant genetic model and gene effects on litter size in Erhualian pigs and Large White;
二花脸猪和大白猪产仔数加性—显性遗传模型以及基因效应的研究
2.
In order to estimate gene effects on plant height, days to heading, panicle length, spikelets per panicle, spikelets density and mean grains per spikelet in the tested lines, each of the two tested lines was crossed with a set of 3 tester lines which had great genetic diversity in various characters, each combination has got 6 generatio.
以主穗小穗数在 2 5～ 30个的二个普通小麦多小穗品系 85DH5 0 15、SW94 30 92 1与三个普通小麦品种(系 )组配成 6个组合的P1 、P2 、F1 、F2 、B1 、B2 为材料 ,用世代均值法分析了 6个性状的遗传模型并估算了各类基因效应值 ,比较分析了两个不同来源多小穗小麦品系六个性状各类基因效应的异同及其相对重要性。
3.
In this paper, the genetic basis of heterosis is analyzed from genetic difference, gene expression, gene effects, and gene network system.
通过对已有资料的分析研究,从遗传差异、基因表达调控、基因效应、基因网络系统等方面探讨了杂种优势的遗传基础及其研究进展。
补充资料：多基因效应
多基因效应
polygene effect
控制数量性状的基因是由大量基因组成的，等位基因之间无显性隐性区分，各对基因对表现型的作用是累加的，每个基因的作用是微小的，故称为多基因效应。这类基因的活动也按照基本的遗传规律，即有分离和重组，也有连接和互换。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条