An ultrasensitive electrochemical immunosensor based on the synergistic effect of quaternary Cu2SnZnS4 NCs and cyclodextrin-functionalized graphene

The Analyst ◽  
2017 ◽  
Vol 142 (5) ◽  
pp. 780-786 ◽  
Author(s):  
Lei Liu ◽  
Yihe Zhang ◽  
Ruifeng Du ◽  
Jinhong Li ◽  
Xuelian Yu
Keyword(s):  
Synergistic Effect ◽  
Electrochemical Immunosensor ◽  
Alpha Fetoprotein ◽  
Ultrasensitive Detection ◽  
Functionalized Graphene

Cu2ZnSnS4 nanocrystals were first used as electrocatalysts for H2O2 reduction for the ultrasensitive detection of alpha-fetoprotein.

scholarly journals A label-free immunosensor based on PHEMA/graphene oxide nanocomposite for simultaneous electrochemical determination of alpha fetoprotein

RSC Advances ◽  
2019 ◽  
Vol 9 (30) ◽  
pp. 17187-17193 ◽  
Author(s):  
Ying Liang ◽  
Xiaoqing Zhao ◽  
Na Wang ◽  
Jing Wang ◽  
Hou Chen ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Electrochemical Determination ◽  
Electrochemical Immunosensor ◽  
Alpha Fetoprotein ◽  
Ultrasensitive Detection ◽  
Hydroxyethyl Methacrylate ◽  
Label Free

An electrochemical immunosensor based on poly(2-hydroxyethyl methacrylate) (PHEMA)/graphene oxide (GO) nanocomposite was designed in a simple way for the ultrasensitive detection of tumor makers (alpha-fetoprotein, AFP as a model).

Construction of electrochemical immunosensor based on redox hydrogel for ultrasensitive detection of carcinoembryonic antigen

2021 ◽  
Author(s):  
Xiangrong Huang ◽  
Na Wu ◽  
Wenxiu Liu ◽  
Yazhuo Shang ◽  
Honglai Liu ◽  
...  
Keyword(s):  
Methylene Blue ◽  
Carcinoembryonic Antigen ◽  
Electrochemical Detection ◽  
Electrochemical Immunosensor ◽  
Ultrasensitive Detection ◽  
Label Free

In this work, a novel redox hydrogel was proposed for ultrasensitive label-free electrochemical detection of carcinoembryonic antigen (CEA). The redox hydrogel composed by cellulose nanocrystalline (CNC), methylene blue (MB), multi-walled...

Label-free electrochemical immunosensor based on gold nanoparticle/polyethyleneimine/reduced graphene oxide nanocomposite for the ultrasensitive detection of cancer biomarker matrix metalloproteinase-1

The Analyst ◽  
2021 ◽  
Author(s):  
Xinke Liu ◽  
Lu-Yin Lin ◽  
Fu-Yen Tseng ◽  
Yu-Cheng Tan ◽  
Jian Li ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Matrix Metalloproteinase ◽  
Gold Nanoparticle ◽  
Reduced Graphene Oxide ◽  
Electrochemical Immunosensor ◽  
Ultrasensitive Detection ◽  
Label Free ◽  
Matrix Metalloproteinase 1 ◽  
Reduced Graphene ◽  
P Matrix

Matrix metalloproteinase-1 (MMP-1) is associated with many types of cancers, including oral, colorectal, and brain cancers. This paper describes the fabrication of an MMP-1 immunosensor based on a gold nanoparticle/polyethyleneimine/reduced...

Sensitive sandwich electrochemical immunosensor for alpha fetoprotein based on prussian blue modified hydroxyapatite

2011 ◽  
Vol 28 (1) ◽  
pp. 112-116 ◽  
Author(s):  
Yuxue Dai ◽  
Yanyan Cai ◽  
Yanfang Zhao ◽  
Dan Wu ◽  
Bao Liu ◽  
...  
Keyword(s):  
Prussian Blue ◽  
Electrochemical Immunosensor ◽  
Alpha Fetoprotein

High-performance SERS substrate based on perovskite quantum dot–graphene/nano-Au composites for ultrasensitive detection of rhodamine 6G and p-nitrophenol

2021 ◽  
Author(s):  
Jiangcai Wang ◽  
Cuicui Qiu ◽  
Hua Pang ◽  
Junyu Wu ◽  
Mengtao Sun ◽  
...  
Keyword(s):  
Quantum Dot ◽  
Synergistic Effect ◽  
High Performance ◽  
Rhodamine 6G ◽  
Ultrasensitive Detection ◽  
Sers Substrate

The designed PQD–G/Au nanocomposite shows high performance for ultrasensitive detection of R6G and PNP, attributed to the synergistic effect of the EM enhancement of Au nanostructures and CM enhancement of PQD–G heterostructures.

Layer-by-layer self-assembly of 2D graphene nanosheets, 3D copper oxide nanoflowers and 0D gold nanoparticles for ultrasensitive electrochemical detection of alpha fetoprotein

RSC Advances ◽  
2015 ◽  
Vol 5 (70) ◽  
pp. 56583-56589 ◽  
Author(s):  
Yulan Wang ◽  
Dan Wu ◽  
Yong Zhang ◽  
Xiang Ren ◽  
Yaoguang Wang ◽  
...  
Keyword(s):  
Gold Nanoparticles ◽  
Copper Oxide ◽  
Electrochemical Detection ◽  
Self Assembly ◽  
Graphene Nanosheets ◽  
Electrochemical Immunosensor ◽  
Alpha Fetoprotein ◽  
Quantitative Detection ◽  
Layer By Layer ◽  
Label Free

In this work, a novel and ultrasensitive label-free electrochemical immunosensor was developed for the quantitative detection of alpha fetoprotein (AFP).

Ultrasensitive detection of kanamycin in animal derived foods by label-free electrochemical immunosensor

2012 ◽  
Vol 134 (3) ◽  
pp. 1601-1606 ◽  
Author(s):  
Qin Wei ◽  
Yanfang Zhao ◽  
Bin Du ◽  
Dan Wu ◽  
He Li ◽  
...  
Keyword(s):  
Electrochemical Immunosensor ◽  
Ultrasensitive Detection ◽  
Label Free
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