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镉胁迫对泥鳅金属硫蛋白基因表达的影响

李彩娟 王磊 凌去非

水生态学杂志Issue(3):88-94,7.
水生态学杂志Issue(3):88-94,7.

镉胁迫对泥鳅金属硫蛋白基因表达的影响

Effects of Cadmium Exposure on Metallothionein Gene Expression of Misgurnus anguillicaudatus

李彩娟 1王磊 1凌去非1

作者信息

  • 1. 苏州大学水产研究所,江苏苏州 215123
  • 折叠

摘要

Abstract

This article studied the effects of different concentrations of Cd 2+(0, 0.25, 2.5mg/L) exposure on MT gene expression in liver and gill of Misgurnus anguillicaudatus for 24, 48 and 72 hours by analyzing real-time PCR data .The results indicated that there was difference in MT gene expression between the liver and gill after exposure to Cd2+, and the liver was more sensitive than gill in response to Cd 2+exposure.MT gene expression increased with the increase of Cd 2+concentration and the extension of exposure time .Under the stress of Cd 2+, MT in the liver and gill will highly express to protect organism from damage .Therefore, MT gene of Misgurnus anguillicauda-tus can be considered as a biomarker of Cd 2 +pollution in water environment .

关键词

泥鳅/镉胁迫/金属硫蛋白基因

Key words

Misgurnus anguillicaudatus/cadmium exposure/metallothionein gene

分类

生物科学

引用本文复制引用

李彩娟,王磊,凌去非..镉胁迫对泥鳅金属硫蛋白基因表达的影响[J].水生态学杂志,2014,(3):88-94,7.

基金项目

江苏省科技厅项目(BE2012354);江苏省水产三项工程项目(PJ2011-62);江苏省农业自主创新项目[CX(13)2042]。 ()

水生态学杂志

OA北大核心CSCDCSTPCD

1674-3075

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