MicroRNA-induced cascaded and catalytic self-assembly of DNA nanostructures for enzyme-free and sensitive fluorescence detection of microRNA from tumor cells

2016 ◽  
Vol 52 (12) ◽  
pp. 2501-2504 ◽  
Author(s):  
Xue Gong ◽  
Wenjiao Zhou ◽  
Yaqin Chai ◽  
Ruo Yuan ◽  
Yun Xiang
Keyword(s):  
Tumor Cells ◽  
Fluorescence Detection ◽  
Self Assembly ◽  
Signal Amplification ◽  
Sensitive Detection ◽  
Dna Nanostructures ◽  
Highly Sensitive ◽  
Highly Sensitive Detection

MicroRNA-induced self-assembly formation of DNA nanostructures serves as a significant signal amplification platform for the highly sensitive detection of microRNA biomarkers.

Netlike hybridization chain reaction assembly of DNA nanostructures enables exceptional signal amplification for sensing trace cytokines

Nanoscale ◽  
2019 ◽  
Vol 11 (35) ◽  
pp. 16362-16367 ◽  
Author(s):  
Yao Qin ◽  
Daxiu Li ◽  
Ruo Yuan ◽  
Yun Xiang
Keyword(s):  
Signal Amplification ◽  
Sensitive Detection ◽  
Hybridization Chain Reaction ◽  
Dna Nanostructures ◽  
Chain Reaction ◽  
Highly Sensitive ◽  
Highly Sensitive Detection

Target-induced assembly formation of netlike DNA nanostructures leads to highly sensitive detection of cytokines.

A rapid label- and enzyme-free G-quadruplex-based fluorescence strategy for highly-sensitive detection of HIV DNA

The Analyst ◽  
2020 ◽  
Vol 145 (1) ◽  
pp. 206-212 ◽  
Author(s):  
Feng Zhang ◽  
Ling Xiang ◽  
Xianghui Xiao ◽  
Xiaoming Chen ◽  
Chunyan Chen ◽  
...  
Keyword(s):  
Fluorescence Detection ◽  
Sensitive Detection ◽  
Hiv Dna ◽  
Highly Sensitive ◽  
G Quadruplex ◽  
Highly Sensitive Detection

Because rapid and selective methods for HIV detection are urgently needed, herein, a simple label- and enzyme-free strategy is constructed for fluorescence detection of HIV DNA.

A highly sensitive fluorescence biosensor for detection of Staphylococcus aureus based on HCR-mediated three-way DNA junction nicking enzyme assisted signal amplification

The Analyst ◽  
2021 ◽  
Author(s):  
Chuyan Zhang ◽  
Zewei Luo ◽  
Mengfan Wu ◽  
Wei Ning ◽  
Ziyi Tian ◽  
...  
Keyword(s):  
Staphylococcus Aureus ◽  
Food Safety ◽  
Signal Amplification ◽  
Sensitive Detection ◽  
Safety Control ◽  
Food Borne ◽  
Highly Sensitive ◽  
Fluorescence Biosensor ◽  
Highly Sensitive Detection ◽  
Nicking Enzyme

Sensitive and efficient monitoring of food-borne bacteria is of great importance for food safety control. Herein, a novel biosensor for highly sensitive detection of Staphylococcus aureus (S. aureus) was constructed...

Dye encapsulated zinc-based metal-organic framework as a dual-emission sensor for highly sensitive detection of antibiotics

2021 ◽  
Author(s):  
Kang Wang ◽  
Yuhan Duan ◽  
Jiajing Chen ◽  
Haiying Wang ◽  
Hui-Yan Liu
Keyword(s):  
Self Assembly ◽  
Metal Organic Framework ◽  
Sensitive Detection ◽  
Dual Emission ◽  
Highly Sensitive ◽  
Metal Organic ◽  
Highly Sensitive Detection ◽  
Organic Framework

Self-assembly of two Zn-MOFs, [Zn2L(DMF)3]•H2O•5DMF (1) and [Zn2L(H2O)2]•4H2O•3DMF (2) were achieved with an amide-functionalized tetracarboxylate ligand under similar conditions. Incorporated amide groups make the tetratopic linkers exhibit different configurations, tetrahedron...

Carbon nanoparticle-protected aptamers for highly sensitive and selective detection of biomolecules based on nuclease-assisted target recycling signal amplification

2014 ◽  
Vol 50 (57) ◽  
pp. 7646-7648 ◽  
Author(s):  
Xiaoyan Lin ◽  
Liang Cui ◽  
Yishun Huang ◽  
Ya Lin ◽  
Yi Xie ◽  
...  
Keyword(s):  
Signal Amplification ◽  
Carbon Nanoparticles ◽  
Sensitive Detection ◽  
Selective Detection ◽  
Carbon Nanoparticle ◽  
Target Recycling ◽  
Amplification Method ◽  
Highly Sensitive ◽  
Detection Of Biomolecules ◽  
Highly Sensitive Detection

A nuclease-assisted target recycling signal amplification method based on carbon nanoparticles for highly sensitive detection of biomolecules was developed.

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