Label-Free Electrochemical Sensing Platform for MicroRNA-21 Detection Using Thionine and Gold Nanoparticles Co-Functionalized MoS2 Nanosheet

2017 ◽  
Vol 9 (41) ◽  
pp. 35597-35603 ◽  
Author(s):  
Dan Zhu ◽  
Wei Liu ◽  
Dongxia Zhao ◽  
Qing Hao ◽  
Jing Li ◽  
...  
Keyword(s):  
Gold Nanoparticles ◽  
Electrochemical Sensing ◽  
Label Free ◽  
Sensing Platform ◽  
Mos2 Nanosheet

A label-free electrochemical platform for the detection of antibiotics based on cascade enzymatic amplification coupled with a split G-quadruplex DNAzyme

The Analyst ◽  
2019 ◽  
Vol 144 (16) ◽  
pp. 4995-5002 ◽  
Author(s):  
Rufeng Zhang ◽  
Yu Wang ◽  
Xiaonan Qu ◽  
Shasha Li ◽  
Yihan Zhao ◽  
...  
Keyword(s):  
Electrochemical Sensing ◽  
Label Free ◽  
Enzymatic Amplification ◽  
Specificity And Sensitivity ◽  
Sensing Platform ◽  
G Quadruplex

Herein, a split G-quadruplex DNAzyme as a signal reporter was integrated into an electrochemical sensing platform for the detection of antibiotics with specificity and sensitivity.

An electrochemical sensing platform based on ladder-shaped DNA structure and label-free aptamer for ultrasensitive detection of ampicillin

2019 ◽  
Vol 133 ◽  
pp. 230-235 ◽  
Author(s):  
Seyed Mohammad Taghdisi ◽  
Noor Mohammad Danesh ◽  
Morteza Alinezhad Nameghi ◽  
Mohammad Ramezani ◽  
Mona Alibolandi ◽  
...  
Keyword(s):  
Dna Structure ◽  
Electrochemical Sensing ◽  
Ultrasensitive Detection ◽  
Label Free ◽  
Sensing Platform

A signal on aptamer-based electrochemical sensing platform using a triple-helix molecular switch

2014 ◽  
Vol 6 (16) ◽  
pp. 6294-6300 ◽  
Author(s):  
Yudan Du ◽  
Yinfei Mao ◽  
Xiaoxiao He ◽  
Kemin Wang ◽  
Genping Yan ◽  
...  
Keyword(s):  
Signal Transduction ◽  
Triple Helix ◽  
Molecular Switch ◽  
Electrochemical Sensing ◽  
Label Free ◽  
Sensing Platform ◽  
Aptamer Sequence

A signal on aptamer-based electrochemical sensing platform was demonstrated by taking advantage of a triple-helix molecular switch, which contained a label-free target specific aptamer sequence and a hairpin-shaped structured signal transduction probe.

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