Gold nanoparticles/horseradish peroxidase encapsulated polyelectrolyte nanocapsule for signal amplification in Listeria monocytogenes detection

A novel chemiluminescence (CL) immunosensor using functionalized Tungsten disulfide nanosheets (WS2 NSs)-gold nanoparticles (Au NPs)-horseradish peroxidase (WS2-Au-HRP) as multiple signal amplification probe was developed for prostate specific antigen (PSA) analysis....

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A highly sensitive electrochemical microRNA-21 biosensor based on intercalating methylene blue signal amplification and a highly dispersed gold nanoparticles/graphene/polypyrrole composite

The Analyst ◽

10.1039/d1an00116g ◽

2021 ◽

Vol 146 (8) ◽

pp. 2679-2688

Author(s):

Chammari Pothipor ◽

Noppadol Aroonyadet ◽

Suwussa Bamrungsap ◽

Jaroon Jakmunee ◽

Kontad Ounnunkad

Keyword(s):

Methylene Blue ◽

Gold Nanoparticles ◽

Signal Amplification ◽

Electrochemical Biosensor ◽

Highly Sensitive ◽

Highly Dispersed ◽

Polypyrrole Composite ◽

Amplification Strategy ◽

Dispersed Gold ◽

Potential Tool

An ultrasensitive electrochemical biosensor based on a gold nanoparticles/graphene/polypyrrole composite modified electrode and a signal amplification strategy employing methylene blue is developed as a potential tool for the detection of miRNA-21.

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Improved activity of immobilized horseradish peroxidase on gold nanoparticles in the presence of bovine serum albumin

Journal of Nanoparticle Research ◽

10.1007/s11051-013-2038-y ◽

2013 ◽

Vol 15 (11) ◽

Cited By ~ 10

Author(s):

Yuyang Ni ◽

Jun Li ◽

Zhenzhen Huang ◽

Ke He ◽

Jiaqi Zhuang ◽

...

Keyword(s):

Gold Nanoparticles ◽

Bovine Serum Albumin ◽

Horseradish Peroxidase ◽

Serum Albumin ◽

Bovine Serum

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Detection of Enzyme Activity through Catalytic Signal Amplification with Functionalized Gold Nanoparticles

Angewandte Chemie ◽

10.1002/ange.201007389 ◽

2011 ◽

Vol 123 (10) ◽

pp. 2355-2360 ◽

Cited By ~ 7

Author(s):

Renato Bonomi ◽

Alessandro Cazzolaro ◽

Anna Sansone ◽

Paolo Scrimin ◽

Leonard J. Prins

Keyword(s):

Gold Nanoparticles ◽

Enzyme Activity ◽

Signal Amplification ◽

Functionalized Gold Nanoparticles

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A novel electrochemical immunosensor based on dual signal amplification of gold nanoparticles and telomerase extension reaction

Analytical Methods ◽

10.1039/c3ay42237b ◽

2014 ◽

Vol 6 (7) ◽

pp. 2221-2226 ◽

Cited By ~ 2

Author(s):

Xiao-Yan Li ◽

Zi Yi ◽

Hao Tang ◽

Xia Chu ◽

Ru-Qin Yu

Keyword(s):

Gold Nanoparticles ◽

Signal Amplification ◽

Electrochemical Immunosensor ◽

Highly Sensitive ◽

Dual Signal Amplification

Highly sensitive electrochemical immune analysis was achieved based on dual signal amplification of AuNPs and telomerase extension reaction.

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Target-triggered cascade assembly of a catalytic network as an artificial enzyme for highly efficient sensing

Chemical Science ◽

10.1039/c7sc01453h ◽

2017 ◽

Vol 8 (7) ◽

pp. 4833-4839 ◽

Cited By ~ 5

Author(s):

Lei Zhang ◽

Fengjiao Ma ◽

Jianping Lei ◽

Jintong Liu ◽

Huangxian Ju

Keyword(s):

Catalytic Activity ◽

Horseradish Peroxidase ◽

Signal Amplification ◽

High Catalytic Activity ◽

Artificial Enzyme ◽

Highly Efficient ◽

Catalytic Network

A hemin-based enzymatic network is constructed with high catalytic activity that is comparable to natural horseradish peroxidaseviatriple signal amplification.

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Highly sensitive voltammetric determination of kanamycin based on aptamer sensor for signal amplification

Analytical Methods ◽

10.1039/c6ay00152a ◽

2016 ◽

Vol 8 (16) ◽

pp. 3366-3372 ◽

Cited By ~ 21

Author(s):

Hai-Yan Song ◽

Tian-Fang Kang ◽

Na-Na Li ◽

Li-Ping Lu ◽

Shui-Yuan Cheng

Keyword(s):

Horseradish Peroxidase ◽

Signal Amplification ◽

Voltammetric Determination ◽

Complementary Dna ◽

Highly Sensitive ◽

Aptamer Sensor

In this paper, a novel aptamer sensor for kanamycin was prepared by using a complementary DNA (cDNA) strand of kanamycin aptamer as sensor and horseradish peroxidase (HRP) as a biocatalyst for signal amplification.

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