An Ultrasensitive Electrochemical Immunosensor for HIV p24 Based on Fe3O4@SiO2 Nanomagnetic Probes and Nanogold Colloid-Labeled Enzyme–Antibody Copolymer as Signal Tag

by Tianhua Li, Qianli Jiang, Futao Hu, Ning Gan, Xiaowen Du, Yuting Cao
Published 2013-03-01