Demographic History and Population Structure of Blackfin Flounder (Glyptocephalus stelleri) in Japan Revealed by Mitochondrial Control Region Sequences
文献类型: 外文期刊
作者: Xiao, Yongshuang 1 ; Gao, Tianxiang 1 ; Zhang, Yan 2 ; Yanagimoto, Takashi 3 ;
作者机构: 1.Ocean Univ China, Key Lab Mariculture, Minist Educ China, Qingdao, Peoples R China
2.Chinese Acad Fishery Sci, Yellow Sea Fisheries Res Inst, Qingdao, Peoples R China
3.Natl Res Inst Far Seas Fisheries, Kanazawa, Ishikawa, Japan
关键词: Glyptocephalus stelleri;Control region;Genetic diversity;Demographic history;Genetic structure
期刊名称:BIOCHEMICAL GENETICS ( 影响因子:1.89; 五年影响因子:1.959 )
ISSN: 0006-2928
年卷期: 2010 年 48 卷 5-6 期
页码:
收录情况: SCI
摘要: The demographic history and population genetic structure of the blackfin flounder (Glyptocephalus stelleri) along coastal regions of Japan were investigated. Genetic variation in DNA sequences was examined from the first hypervariable region of the mitochondrial DNA control region. A high level of haplotypic diversity (h = 0.99 +/- A 0.004) was detected, indicating a high level of intrapopulation genetic diversity. The starburst structure of the minimum spanning tree suggested a very recent origin for most haplotypes. The demographic history of G. stelleri was examined using neutrality tests and mismatch distribution analysis, which also indicated a Pleistocene population expansion at about 124,100-413,400 years ago. Hierarchical molecular variance analysis and conventional population Fst comparisons revealed no significant genetic differentiation throughout the range examined.
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