Colorimetric detection of human chorionic gonadotropin using catalytic gold nanoparticles and a peptide aptamer

Chia Chen Chang, Chie Pein Chen, Chung Han Lee, Chen Yu Chen, Chii Wann Lin

Research output: Contribution to journalJournal Article peer-review

56 Scopus citations

Abstract

We combined catalytic gold nanoparticles (AuNPs) with an hCG-specific peptide aptamer to create a simple, sensitive, label-free colorimetric assay for hCG. The applications of this colorimetric biosensor may be expanded by changing the peptide aptamer.

Original languageEnglish
Pages (from-to)14443-14446
Number of pages4
JournalChemical Communications
Volume50
Issue number92
DOIs
StatePublished - 23 10 2014
Externally publishedYes

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