title: An enzyme-free and amplified colorimetric detection strategy: assembly of gold nanoparticles through target-catalytic circuits.
abstract: Herein we introduce an enzyme-free and amplified colorimetric detection strategy, which is based on gold nanoparticle (AuNP) aggregation through target-catalytic DNA circuits (HCR and CHA).
authors.affiliation: State Key Laboratory of Chemo/Biosensing and Chemometrics, College of Chemistry and Chemical Engineering, Key Laboratory for Bio-Nanotechnology and Molecular Engineering of Hunan Province, Hunan University, Changsha 410082, China. kmwang@hnu.edu.cn.
authors.forename: Ke
authors.initials: K
authors.lastname: Quan
authors.forename: Jin
authors.initials: J
authors.lastname: Huang
authors.forename: Xiaohai
authors.initials: X
authors.lastname: Yang
authors.forename: Yanjing
authors.initials: Y
authors.lastname: Yang
authors.forename: Le
authors.initials: L
authors.lastname: Ying
authors.forename: He
authors.initials: H
authors.lastname: Wang
authors.forename: Kemin
authors.initials: K
authors.lastname: Wang
mesh_terms: D015374:Biosensing Techniques; D003124:Colorimetry; D004247:DNA / Q000032:analysis*; D006046:Gold / Q000737:chemistry*; D053768:Metal Nanoparticles / Q000737:chemistry*; D009693:Nucleic Acid Hybridization
chemical_list: D006046:Gold; D004247:DNA