
November 11, 2014 15:49 PSP Book - 9in x 6in 06-Serge-Cosnier-c06
176 Gold and Silver Nanoparticles for Electrochemical Immunosensors
Figure 6.3 Determination of carcinoembryonic antigen using capture
antibodies immobilized on nanogold particles deposited on Prussian
blue–conjugated graphene and detection antibodies on gold–silver hollow
nanospheres with glucose oxidase. Reprinted from Ref. [86], copyright
2011, with permission from Elsevier.
6.7 Generation of the Analytical Signal at the Working
Electrode
Gold and/or silver nanoparticles used as labels can be used
to enhance the sensitivity of bioassays by dissolving the metal
and measuring the large ...