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Sequence-Dependent Stability of DNA-Modified Gold Nanoparticles

✍ Scribed by Elghanian, Robert; Mirkin, Chad A.; Letsinger, Robert L.; Storhoff, James J.

Book ID
115486013
Publisher
American Chemical Society
Year
2002
Tongue
English
Weight
231 KB
Volume
18
Category
Article
ISSN
0743-7463

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Gold nanoparticles (AuNPs) exhibit distinct optical properties under specific conditions. For example, spherical AuNPs of 13 nm in diameter appear red when well dispersed and blue or purple when aggregated. [1, 2] Two major methods used to control DNA-modified AuNP aggregation are DNA-templated asse