Lab-on-a-drop: biocompatible fluorescent nanoprobes of gold nanoclusters for label-free evaluation of phosphorylation-induced inhibition of acetylcholinesterase activity towards the ultrasensitive detection of pesticide residues

The Analyst ◽  
2014 ◽  
Vol 139 (18) ◽  
pp. 4620-4628 ◽  
Author(s):  
Ning Zhang ◽  
Yanmei Si ◽  
Zongzhao Sun ◽  
Shuai Li ◽  
Shuying Li ◽  
...  
Keyword(s):  
Pesticide Residues ◽  
Gold Nanoclusters ◽  
Acetylcholinesterase Activity ◽  
Ultrasensitive Detection ◽  
Label Free

The catalysis and phosphorylated inhibition of acetylcholinesterase were monitored using fluorescent AuNCs nanoprobes for detecting pesticide residues.

A novel label free long non-coding RNA electrochemical biosensor based on green l-cysteine electrodeposition and Au–Rh hollow nanospheres as tags

RSC Advances ◽  
2015 ◽  
Vol 5 (64) ◽  
pp. 51990-51999 ◽  
Author(s):  
Fei Liu ◽  
Guiming Xiang ◽  
Liqun Zhang ◽  
Dongneng Jiang ◽  
Linlin Liu ◽  
...  
Keyword(s):  
Carbon Nanotubes ◽  
Signal Amplification ◽  
Electrochemical Biosensor ◽  
Single Wall Carbon Nanotubes ◽  
Complex Signal ◽  
Ultrasensitive Detection ◽  
Label Free ◽  
Hollow Nanospheres ◽  
Non Coding Rna ◽  
Long Non Coding Rna

lncRNA biosensor based on single-wall carbon nanotubes wrapped with Au–Rh hollow nanospheres (Au/Rh-HNP@SWCNT) complex signal amplification and an l-Cys Au nano-film provided ultrasensitive detection for the nuclear paraspeckle assembly transcript 1 (NEAT1).

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...

An electrochemical impedance sensor for the label-free ultrasensitive detection of interleukin-6 antigen

2013 ◽  
Vol 178 ◽  
pp. 310-315 ◽  
Author(s):  
Ting Yang ◽  
Shun Wang ◽  
Huile Jin ◽  
Weiwei Bao ◽  
Shaoming Huang ◽  
...  
Keyword(s):  
Interleukin 6 ◽  
Electrochemical Impedance ◽  
Ultrasensitive Detection ◽  
Label Free ◽  
Impedance Sensor

scholarly journals Infrared Plasmonic Biosensor with Tetrahedral DNA Nanostructure as Carriers for Label‐Free and Ultrasensitive Detection of miR‐155

2021 ◽  
pp. 2100583
Author(s):  
Xindan Hui ◽  
Cheng Yang ◽  
Dongxiao Li ◽  
Xianming He ◽  
He Huang ◽  
...  
Keyword(s):  
Ultrasensitive Detection ◽  
Label Free ◽  
Dna Nanostructure

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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