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大豆抗烟粉虱性状全基因组关联分析

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近年来,烟粉虱在我国大豆主产区大面积发生,严重影响大豆产量.为筛选大豆抗烟粉虱候选基因,利用Illumina Soy6K SNP芯片对192份大豆自然群体进行基因分型,基于混合线性模型对大豆抗烟粉虱性状进行全基因组关联分析.共检测到3个与大豆烟粉虱抗性显著关联的SNP位点:Gm07_36488859、Gm11_37409028和Gm18_2054425.根据等位基因效应分析、基因注释和表达情况,最终获得大豆抗烟粉虱候选基因Glyma07g31470和Gly-ma11g35670.
Genome-wide association analysis of soybean resistance to whitefly
In the past decades,whitefly has occurred on a large scale in the main soybean producing areas of China,which seriously affecting soybean production. Thus,based on the 192 soybean natural populations genotyped by Illumina Soy6K SNP chip,genome-wide association study on soybean resistance to whitefly was performed by a mixed linear model. A total of 3 SNP loci significantly associated with soybean whitefly resistance were identified,including Gm07_36488859,Gm11_37409028 and Gm18_2054425. According to allelic effect analysis,gene anno-tation and expression,Glyma07g31470 and Glyma11g35670 were predicted as candidate genes regulating soybean resistance to whitefly.

soybeannatural populationsgenome-wide association studyresistance to whiteflycandidate genes

张彦威、刘薇、王玉斌、李伟、王彩洁、张礼凤、徐冉

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山东省农业科学院作物研究所,山东济南,250100

大豆 自然群体 全基因组关联分析 烟粉虱抗性 候选基因

2024

中国油料作物学报
中国农业科学院油料作物研究所

中国油料作物学报

CSTPCD北大核心
影响因子:1.296
ISSN:1007-9084
年,卷(期):2024.46(6)