Se(Ⅳ)对赤子爱胜蚓Sb(Ⅲ)中毒的拮抗作用

doi:10.3969/j.issn.1000-1565.2013.03.008

摘要/Abstract

摘要： 为研究Se(Ⅳ)的加入是否能够缓解蚯蚓体内Sb(Ⅲ)毒性,且阐述蚯蚓体内Se(Ⅳ)与Sb(Ⅲ)的相互作用.实验将蚯蚓置于不同含量Se(Ⅳ)与Sb(Ⅲ)供试土壤中,分别在不同暴露时间后取出蚯蚓,用ICP-MS测量蚯蚓体内Se(Ⅳ)与Sb(Ⅲ)含量.通过研究表明,高含量Se(Ⅳ)对Sb(Ⅲ)首先表现为协同作用,随着暴露时间推移,Se(Ⅳ)对Sb(Ⅲ)起到了解毒作用.适量Se(Ⅳ)(2～10mg/kg)在一定程度上能缓解金属Sb(Ⅲ)对蚯蚓的毒害,且随着Se(Ⅳ)含量增加,蚯蚓体内起到解毒作用的时间也由4d缩短到2d.

关键词: 蚯蚓, Se(Ⅳ), Sb(Ⅲ), 拮抗作用, 协同作用

中图分类号:

X174

梁淑轩,王凯,耿梦娇,李璠. Se(Ⅳ)对赤子爱胜蚓Sb(Ⅲ)中毒的拮抗作用[J]. 河北大学学报(自然科学版), 2013, 33(3): 264-269.

LIANG Shuxuan,WANG Kai,GENG Mengjiao,LI Fan. Antagonistic effect of Se (Ⅳ) on the Eisenia foetida against Sb (Ⅲ)[J]. Journal of Hebei University (Natural Science Edition), 2013, 33(3): 264-269.

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