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The enhancement effect of gold nanoparticles as a surface modifier on DNA sensor sensitivity

✍ Scribed by Tao Liu; Ji’an Tang; Long Jiang

Book ID
116287600
Publisher
Elsevier Science
Year
2004
Tongue
English
Weight
219 KB
Volume
313
Category
Article
ISSN
0006-291X

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## Abstract In this work, we report on the preparation of a simple, sensitive DNA impedance sensor. Firstly gold nanoparticles were electrodeposited on the surface of a gold electrode, and then probe DNA was immobilized on the surface of gold nanoparticles through a 5′‐thiol‐linker. Electrochemical