文献类型: 外文期刊
作者: Jin, Chunlian 1 ; Bin Liu 2 ; Ruan, Jiwei 1 ; Yang, Chunmei 1 ; Li, Fan 1 ;
作者机构: 1.Yunnan Acad Agr Sci, Natl Engn Res Ctr Ornamental Hort, Floriculture Res Inst, Key Lab Flower Breeding Yunnan Prov, Kunming 650205, Yunnan, Peoples R China
2.Yunnan Univ, Sch Agr, Kunming 650500, Yunnan, Peoples R China
关键词: Gypsophila paniculata; InDel marker; genetic map; polymorphism
期刊名称:HORTICULTURAE ( 影响因子:2.923; 五年影响因子:3.582 )
ISSN:
年卷期: 2022 年 8 卷 10 期
页码:
收录情况: SCI
摘要: Gypsophila paniculata is the only species in the genus Gypsophila that has been used as cut flowers, and the sequencing of its genome has just been completed, opening a new chapter in its molecular genetic breeding. The molecular marker system is the basis for genetic molecular research in the era of genomics, whereas it is still a gap for G. paniculata. In this study, we constructed a genome-wide InDel marker system of G. paniculata after genome resequencing of another wild-type accession with white flowers. Consequently, 407 InDel markers at a distance of similar to 2 Mb were designed for all 17 chromosomes. Later, the validation of these markers by PCR revealed that 289 markers could distinguish alleles of the two wild-type alleles clearly. The predicted polymorphisms of two wild-type alleles were then transferred to the commercial cultivars, which displayed a rich polymorphism among four commercial cultivars. Our research established the first genome-level genetic map in G. paniculata, providing a comprehensive set of marker systems for its molecular research.
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