蚕学通讯2024,Vol.44Issue(3) :48-54.

家蚕茧丝数量性状的分子遗传基础研究进展

Review on the Progress in the Molecular Genetic Basis Research on Silk Related Quantitative Traits of Silkworm,Bombyx mori

李春林 代方银
蚕学通讯2024,Vol.44Issue(3) :48-54.

家蚕茧丝数量性状的分子遗传基础研究进展

Review on the Progress in the Molecular Genetic Basis Research on Silk Related Quantitative Traits of Silkworm,Bombyx mori

李春林 1代方银1
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作者信息

  • 1. 西南大学宜宾研究院,四川 宜宾 644000;资源昆虫高效养殖与利用全国重点实验室/农业农村部蚕桑生物学与遗传育种重点实验室/西南大学蚕学与系统生物学研究所,重庆 400715
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摘要

家蚕品种选育的目标经济性状多属于典型的数量性状,其遗传基础研究是家蚕育种发展的重要基础.由于茧丝产量与品质直接关系到养蚕业和丝绸工业的效益,故近百年来茧质相关性状是家蚕数量遗传研究的重点.21世纪以来,随着基因组学的发展和功能基因研究体系的日臻完善,家蚕数量性状遗传研究进入一个新的阶段.近年来,家蚕茧丝产量和茧丝纤度主效基因的鉴定先后获突破,家蚕泛基因组计划研究成果为该领域的发展奠定了更加坚实的基础.本文着重对家蚕茧丝数量性状的分子遗传基础研究最新进展进行综述,以期为针对家蚕茧丝性状的分子改良提供参考.

Abstract

The breeding selective traits of silkworm are typical quantitative traits,and research on their genetic basis is an important foundation for the progress of silkworm breeding.Due to the significant value of silk in sericulture,traits related to silk have long been a focus of quantitative genetic research on silk-worms,with a research history nearly 100 years.Since the beginning of the 21st century,with the ad-vancement of genomics and the continuous improvement of functional gene validation systems,the genetic research on quantitative traits in silkworms has entered a new stage.In recent years,breakthroughs have been made in identifying major genes related to silk yield and fiber fineness in silkworms,and the silk-worm pan-genome have laid a more solid foundation for this field.Here we review the progress in the mo-lecular genetic basis of quantitative traits related to silk,aiming to provide references for the molecular im-provement of silkworm silk traits.

关键词

家蚕/茧丝性状/分子基础/基因鉴定

Key words

Bombyx mori/Silk related traits/Molecular basis/Gene identification

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出版年

2024
蚕学通讯
重庆市蚕丝学会,西南大学

蚕学通讯

影响因子:0.139
ISSN:1006-0561
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