Conclusion: Gene have different degree loses in abnormal chromosome karyogram, result in chromosomal gene linkage not equilibrium and and emergence clinical effect. 结论在染色体异常核型中,均有不同程度的基因缺失,造成基因连锁的不平衡,因而出现一些临床效应。
Genome-wide scan approach combined with candidate gene strategy was used to detect linkage or association with essential hypertension through using hypertensive pedigrees or sib-pairs. 利用家系或同胞对,采用基因组扫描结合候选基因策略,迄今已筛选出了数十种原发性高血压的可能相关基因。
Allelic Variations of SSR Sites Within Opaque-2 and Wx Gene and Linkage Opaque-16 Gene in Maize 玉米O2和Wx基因内及O16基因连锁SSR位点的等位变异研究
Pathogenic gene linkage analysis of a family with dentinogenesis imperfecta type II 1个牙本质生长不全Ⅱ型家系疾病基因的连锁分析
The results show that the esterase isozymes were coded by three gene loci, and the linkage, was not found between the loci. 结果说明,红松酯酶同工酶由3个基因位点控制,位点间没有连锁关系。
The results showed that cf-h is a new mutant gene located in the 19 th linkage group. 结果表明,航天螯虾蛹(cf-h)基因是一个发生在第19连锁群、新的突变基因。
According to the locations of ge and Re gene in classical and molecular linkage map, two kinds of linkage map of rice chromosome 7 were corresponded to each other. 根据巨大胚(ge)、褐色果皮(Rc)基因经典连锁图上的位置,将第7染色体分子图谱与经典图谱进行了整合。
Plant aneuploids, such as monosomic, trisomic, tetrasomic et al, are the important basic materials for genetic study and chromosome engineering breeding, and in the physic orientation of gene loci or molecular markers or linkage groups, their function is without substitution. 植物单体、三体、缺失体等非整倍体是遗传研究和染色体工程育种的重要基础材料,在基因及分子标记的物理定位、确定连锁群与染色体的对应关系上具有不可替代的作用。
Discovery of JC translucence gene in silkworm and its linkage analysis 家蚕Jc油蚕基因的发现和连锁分析
Parentage determination. gender identification. introgression detection, gene location and construction of molecular linkage mapping in wildlife study. 在野生动物研究中.主要用于物种鉴定、遗传多样性分析、系统进化和分类研究、亲权鉴定、性别鉴定、基因渗入的检测及基因定位和分子连锁图谱构建等领域。
For the past few years, with the further of genetics research aimed to pathological myopia, the scholars utilize the techniques such as genome scan 、 candidate gene screening 、 linkage analysis to locate the related gene of pathological myopia and the candidate gene clone. 近年来,国内外学者对高度近视的遗传学研究进一步深入,已应用全基因组扫描和候选基因筛查、连锁分析等技术进行病理性近视相关基因定位和候选基因克隆定位工作。
Genetical studies on the chocolate-2 in the silkworm, Bombyx mori.& I. Locus of the ch-2 gene and the eighteenth linkage group in the silkworm 家蚕第2隐性赤蚁的遗传学研究&Ⅱ.ch-2基因的位点及家蚕第18连锁群
Recently people identified many susceptible genes of asthma through gene scan and linkage study. 近年来,通过基因组扫描和连锁研究证实了许多哮喘易感基因。
Studies on the Multiple Gene System and Gene Linkage of Lactate Dehydrogenase in Rana chensinensis 中国林蛙乳酸脱氢酶多基因系统及基因间连锁关系的研究
Study on the Chromosomal Location of the T-Type Restorer Gene and Linkage Analysis between It and the K-Type Male Sterile Gene in T.Macha 莫迦小麦的T型恢复基因的染色体定位及其与K型主效不育基因的连锁关系研究
Gene Mapping and Genetics Model of Linkage Disequilibrium in Half-bred Human Population 人类混血群体连锁不平衡的遗传学模型与基因定位
The recent advances of genetic linkage mapping in domestic animal such as cattle 、 pig 、 chicken and sheep were summarized in this paper, including the kinds 、 methods of study 、 progress of gene linkage mapping and the application of gene mapping in domestic animal breeding. 本文对基因图谱种类、畜禽基因图谱研究的方法、现状和研究进展、基因图谱在畜禽遗传育种中的应用进行了综述,并阐述了畜禽图谱构建的意义。
Several restoring loci and their symbols have been registered by the Committee on Gene Sym-bolication, Nomenclature and Linkage Groups. 一些恢复基因和符号已由水稻基因符号、命名和连锁群委员会认定。
Simple formula of two pairs of gene of linkage and crossing over 二对基因的连锁互换的简单公式
Complex Diseases Gene's Multilocus Linkage Analysis with Sequential Imputation 序贯归因法在复杂疾病基因多位点连锁分析中的应用
Genetical analysis in the present research showed that Sichuan wild wing spot is dominant to the normal type, and the responsible gene is located in the 17th linkage group and is characterized by sex controlled inheritance. 经遗传分析认为:四川野蚕翅斑对正常型为显性,遗传基因属于第17连锁群,有从性遗传特性。
As an useful tool of forest tree breeding and gene transfer, genetic linkage map gives new development to the study of forest genetics and forest tree breeding, and also makes early selection of forest tree possible. 首先,遗传图谱的构建,是林木育种和基因转移的有利工具,使森林遗传学和林木育种学研究产生了新的飞跃,还为林木早期选择,提高选择效果,缩短选育周期提供了可能;
It is possible to use some β-thalassemia gene linkage markers for prenatal diagnosis of the disease currently. But there are some limitations due to incomplete linkage between these genetic markers and β-thalassemia gene in population. 利用与β地中海贫血致病基因连锁的遗传标记进行产前诊断已成为可能,但群体中遗传标记与致病基因的不完全连锁决定了产前诊断的局限性。
The results showed that: ( 1) ear length and rows/ ear conformed to additive-dominance model; ( 2) ear diameter and 100-kernel weight failed to follow the additive-dominance model, which might be csused by gene linkage or epistasis; 结果表明:穗长、穗行数的遗传符合加性一显性模型,穗粗、百粒重的遗传不符合加性-显性模型,可能还有基因连锁或上位效应存在;
Gene linkage analysis in two families of generalized epilepsy with febrile seizures plus 全身性癫痫伴高热惊厥附加症2个家系致病基因连锁定位分析
There are two traditional approaches for disease gene discovery: the candidate gene approach and positional cloning via linkage analysis. 传统的探测疾病基因的方法有两种:候选基因法和定位克隆法。
It is inexpensive and highly efficient for detecting polymorphic differences in candidate gene association studies and genome-wide linkage disequilibrium scans. 该方法检测成本低,能够高效地应用于检测候选基因关联研究和全基因组多态性的连锁不平衡扫描研究。
New soybean varieties with disease resistance, high yield, good quality are extremely urgent. Conventional breeding due to long breeding cycle, lack of quality resources, and gene linkage and exchange among geges, made a slow progress in the breeding of improved varieties. 培育抗病、高产、优质的大豆新品种迫在眉睫。常规育种选育周期长、优质资源匮乏,而且基因之间存在连锁和交换现象,使得优良品种的培育进展缓慢。
At the same time, Wx gene showed the phenomena of linkage disequilibrium ( LD) and exon 2 and intron 1 regions were subject to the least selection pressure in its entire gene sequence. 同时,Wx基因表现出连锁不平衡现象,外显子2和内含子1区域所承受的选择压力较小。