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Ultrasensitive strips for the quadruple detection of nitrofuran metabolite residues

Authors :
Ning Sun
Zhiyuan Fang
Jitao Chen
Qingli Yang
Simin Zhu
Chunzhao Liu
Xiaomei Li
Wei Wu
Source :
RSC advances. 9(5)
Publication Year :
2018

Abstract

In this biosensor system, metabolite residues were derived by using a previous B-CBA synthesis method to label a biotin moiety for enrichment by streptavidin coated magnetic beads. Antibodies specific for derivatives were conjugated with carboxyl-modified barcode DNAs which were used as templates for strand displacement amplification (SDA). The assay can detect trace levels of 7.20 ppt of SEM, 11.58 ppt of AHD, 7.24 ppt of AOZ and 2.31 ppt of AMOZ, respectively.

Details

ISSN :
20462069
Volume :
9
Issue :
5
Database :
OpenAIRE
Journal :
RSC advances
Accession number :
edsair.doi.dedup.....e5f3b13aa611f968004182f1beec653d