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Poly(L-lysine)-Induced Aggregation of Single-Strand Oligo-DNA-Modified Gold Nanoparticles

✍ Scribed by Yudan Ma; Yi Guo; Jun Li; Jian Guan; Li Xu; Wensheng Yang

Book ID
102796341
Publisher
John Wiley and Sons
Year
2009
Tongue
English
Weight
533 KB
Volume
15
Category
Article
ISSN
0947-6539

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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