Magnetic Bead-Based Colorimetric Immunoassay for Aflatoxin B1 Using Gold Nanoparticles

A competitive colorimetric immunoassay for the detection of aflatoxin B1 (AFB) has been established using biofunctionalized magnetic beads (MBs) and gold nanoparticles (GNPs). Aflatoxin B1-bovine serum albumin conjugates (AFB-BSA) modified MBs were employed as capture probe, which could specifically...

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Bibliographic Details
Main Authors: Xu Wang, Reinhard Niessner, Dietmar Knopp
Format: Article
Language:English
Published: MDPI AG 2014-11-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/14/11/21535