Hg2+-triggered exonuclease III-assisted dual-cycle targets recycling amplification for label-free and ultrasensitive colorimetric detection of Hg2+

2017 ◽  
Vol 246 ◽  
pp. 896-903 ◽  
Author(s):  
He Zhang ◽  
Zhixiang lei ◽  
Xin Fu ◽  
Xingcheng Deng ◽  
Qing Wang ◽  
...  
2014 ◽  
Vol 6 (15) ◽  
pp. 6082-6087 ◽  
Author(s):  
Hui Ma ◽  
Wei Wei ◽  
Qian Lu ◽  
Zhixin Zhou ◽  
Henan Li ◽  
...  

A label-free DNA biosensor with high sensitivity and selectivity is constructed by using DNA–Ag NCs and Exo III-catalyzed target recycling amplification.


The Analyst ◽  
2016 ◽  
Vol 141 (10) ◽  
pp. 2998-3003 ◽  
Author(s):  
Wen Yang ◽  
Jianniao Tian ◽  
Lijun Wang ◽  
Shui Fu ◽  
Hongyun Huang ◽  
...  

A label-free and sensitive fluorescence biosensing platform for HIV-DNA detection has been fabricated.


2012 ◽  
Vol 84 (24) ◽  
pp. 10845-10851 ◽  
Author(s):  
Qinfeng Xu ◽  
Anping Cao ◽  
Ling-fei Zhang ◽  
Chun-yang Zhang

Nanoscale ◽  
2014 ◽  
Vol 6 (6) ◽  
pp. 3055-3058 ◽  
Author(s):  
Xinjian Yang ◽  
Zhiqiang Gao

By combining terminal protection of small molecule (folate)-capped DNA probes, exonuclease III signal amplification and gold nanoparticles, we developed a simple and label-free colorimetric assay for highly sensitive detection of folate receptor.


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