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光敏生物素标记IgG检测农产品重金属污染
引用本文:邹亚丽,王廷璞,张娟.光敏生物素标记IgG检测农产品重金属污染[J].西北农业学报,2008,17(6):289-293.
作者姓名:邹亚丽  王廷璞  张娟
作者单位:天水师范学院,生命科学与化学学院,甘肃,741001
基金项目:天水师范学院科研基金 , 甘肃省555人才基金  
摘    要:重金属污染的植物体内会产生较高的金属硫蛋白(MT),实验以光敏生物素标记用MT免疫家兔产生的抗体,用碱性磷酸酶标记亲和素,对MT进行免疫印迹检测,方法简单准确,标记的IgG最低检出量为1 ng/mL。通过对天水秦城区不同地域采集到的16种农产品样本进行检测,其检测结果与样本中金属硫蛋白的含量测定结果一致。

关 键 词:重金属  金属硫蛋白  光敏生物素  抗体
收稿时间:2008/4/7 0:00:00
修稿时间:2008/5/20 0:00:00

Measuring Metal Ions Pollution of Farm Product by Photobiotin-labelled IgG
ZOU Ya-li,WANG Ting-pu and ZHANG Juan.Measuring Metal Ions Pollution of Farm Product by Photobiotin-labelled IgG[J].Acta Agriculturae Boreali-occidentalis Sinica,2008,17(6):289-293.
Authors:ZOU Ya-li  WANG Ting-pu and ZHANG Juan
Institution:School of Life Science and Chemistry, Tianshui Normal University, Tianshui Gansu 741001, China;School of Life Science and Chemistry, Tianshui Normal University, Tianshui Gansu 741001, China;School of Life Science and Chemistry, Tianshui Normal University, Tianshui Gansu 741001, China
Abstract:Metallothionein can be induced in the plant by metal ions pollution.The Dot-bllotting assay is able to test metallothionein by alkaline phosphatase-labelled avidin,and photosensitive biotion-labelled antibody,which produced by domesticrabbit with the metallothionein immunity.The result showed that the lowest concentration of IgG is 1ng/mL that can be test.This method is simple and precision.16 kinds of plants that are gathered in Qinzhou district of Tianshui city were measured by this method,the results was consistent with MT content of the samples.
Keywords:Metalions  Metallothionein  Photobiotin  IgG
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