An ultrasensitive aptasensor based on self-enhanced Au nanoclusters as highly efficient electrochemiluminescence indicator and multi-site landing DNA walker as signal amplification

2019 ◽  
Vol 130 ◽  
pp. 262-268 ◽  
Author(s):  
Fang Yang ◽  
Xia Zhong ◽  
Xinya Jiang ◽  
Ying Zhuo ◽  
Ruo Yuan ◽  
...  
The Analyst ◽  
2021 ◽  
Author(s):  
Na Wang ◽  
Yong Jian Jiang ◽  
Xu Zhang ◽  
Hua Rong Lin ◽  
Feng Cheng ◽  
...  

An Exo III-propelled stochastic 3D DNA walker based on nanosurface energy transfer was developed for enzyme-assisted DNA detection with signal amplification.


2017 ◽  
Vol 8 (7) ◽  
pp. 4833-4839 ◽  
Author(s):  
Lei Zhang ◽  
Fengjiao Ma ◽  
Jianping Lei ◽  
Jintong Liu ◽  
Huangxian Ju

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


2020 ◽  
Vol 56 (14) ◽  
pp. 2135-2138 ◽  
Author(s):  
Xue-Jiao Yang ◽  
Mei-Rong Cui ◽  
Xiang-Ling Li ◽  
Hong-Yuan Chen ◽  
Jing-Juan Xu

We construct a target-triggered, self-powered 3D DNA walker for achieving intracellular signal amplification and sensitive imaging analysis of microRNAs.


2015 ◽  
Vol 6 (11) ◽  
pp. 6069-6075 ◽  
Author(s):  
Martin Kunth ◽  
Christopher Witte ◽  
Andreas Hennig ◽  
Leif Schröder

Labile complexation of cucurbit[6]uril with xenon becomes detectable through saturation transfer with highly efficient gas turnover for ultra-sensitive NMR applications.


Nanoscale ◽  
2021 ◽  
Author(s):  
Fu-Ting Wang ◽  
Ke-Jing Huang ◽  
Yangyang Hou ◽  
Xuecai Tan ◽  
Xu Wu ◽  
...  

A self-powered microRNAs biosensor with triple signal amplification systems is assembled through integration of three-dimensional DNA walker, enzymatic biofuel cells and capacitor. The DNA walker is designed from an enzyme-free...


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