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Label-free optical biosensors based on Au2S-coated gold nanorods

โœ Scribed by Haowen Huang; Shaowen Huang; Xuanyong Liu; Yunlong Zeng; Xianyong Yu; Bo Liao; Yi Chen

Book ID
108072082
Publisher
Elsevier Science
Year
2009
Tongue
English
Weight
730 KB
Volume
24
Category
Article
ISSN
0956-5663

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Label free optical sensor for Avidin based on single gold nanoparticles functionalized with aptamers
โœ Frank Jeyson Hernandez; Srujan Kumar Dondapati; V. Cengiz Ozalp; Alessandro Pint ๐Ÿ“‚ Article ๐Ÿ“… 2009 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 390 KB

## Abstract Optical spectroscopy of a single gold nanoparticle, functionalized with an aptamer, is used to sense the specific binding of avidin. Herewith, the field of single noble metal nanoparticle biosensors is extended to the important field of aptamer based assays. The sensitivity of this init