Population structure of pink salmon (Oncorhynchus gorbuscha) in British Columbia and Washington, determined with microsatellites

Population structure of pink salmon (Oncorhynchus gorbuscha) in British Columbia and Washington, determined with microsatellites
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利用微卫星确定不列颠哥伦比亚省和华盛顿州的粉红鲑鱼 (Oncorhynchus gorbuscha) 种群结构

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发表时间:
2012
期刊:
影响因子:
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通讯作者:
B. White
B. White
中科院分区:
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文献类型:
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作者:
T. Beacham;B. McIntosh;C. MacConnachie;B. Spilsted;B. White

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虹鳟的种群结构 用微卫星变异调查方法对来自不列颠哥伦比亚省和华盛顿的10份材料进行了遗传变异分析。在16个微卫星位点的变异调查了约46,500 粉红鲑鱼从奇数年亲鱼线的146个地点和偶数年亲鱼线的116个地点取样。奇数年亲鱼所有群体和位点的遗传分化指数FST为: 0.005,单个位点值范围为0.002至0.025。群体分化是偶数年亲鱼,FST值为0.002,在所有的基因座,与个别基因座的值范围从0.001到0.005。奇数年亲鱼的遗传多样性更大。粉红鲑鱼亲鱼之间的等位基因频率的分化比亲鱼内的区域分化大约5.5倍。人口的区域结构是一般的模式 观察到,和一个更大的区域结构在奇数年的育雏比偶数年的育雏。粉红鲑鱼种群微卫星变异的地理分布可能反映了末次冰期后不同避难所的亲鱼分布。
Population structure of pink salmon (Oncorhynchus gorbuscha) from British Columbia and Washington was examined with a survey of microsatellite variation to describe the distribution of genetic variation. Variation at 16 microsatellite loci was surveyed for approximately 46,500 pink salmon sampled from 146 locations in the odd-year broodline and from 116 locations in the even-year broodline. An index of genetic differentiation, FST, over all populations and loci in the odd-year broodline was 0.005, with individual locus values ranging from 0.002 to 0.025. Population differentiation was less in the even-year broodline, with a FST value of 0.002 over all loci, and with individual locus values ranging from 0.001 to 0.005. Greater genetic diversity was observed in the odd-year broodline. Differentiation in pink salmon allele frequencies between broodlines was approximately 5.5 times greater than regional differentiation within broodlines. A regional structuring of populations was the general pattern observed, and a greater regional structure in the odd-year broodline than in the even-year broodline. The geographic distribution of microsatellite variation in populations of pink salmon likely ref lects a distribution of broodlines from separate refuges after the last glaciation period.
银鲑鱼 (Oncorhynchus kisutch) 胰岛素的表征。
DOI: 10.1016/0167-0115(85)90071-0
发表时间: 1985
影响因子: --
作者:
Plisetskaya,E;Pollock,HG;Rouse,JB;Hamilton,JW;Kimmel,JR;Gorbman,A
通讯作者: Gorbman,A