厚壳贻贝养殖群体与野生群体线粒体DNA的遗传分析(英文)

被引：16

作者：

沈玉帮

李家乐

冯冰冰

机构：

[1] 上海海洋大学水产与生命学院

来源：

动物学研究 | 2009年 / 30卷 / 03期

关键词：

厚壳贻贝; 群体分化; 遗传多样性; 线粒体DNA COI基因;

D O I：

暂无

中图分类号：

S917.4 [水产动物学];

学科分类号：

0908 ;

摘要：

采用线粒体DNA COI基因序列对厚壳贻贝2个养殖群体与2个野生群体的遗传多样性进行了研究。4个群体共获得 30个单倍型。结果显示:在养殖群体中单倍型的数量和遗传多样性要比野生群体的低,可能是由于只有少量的有效父母本对养殖群体的遗传变异有贡献所致。养殖群体与当地野生群体之间也未发生显著的遗传分化,可能是因为它们之间存在基因流。在今后厚壳贻贝养殖过程中,本研究可以用在对养殖群体进行遗传监测,从而保证养殖群体的遗传多样性水平。

引用

页码：240 / 246

页数：7

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