A label-free fluorescent sensor for Hg2+based on target-induced structure-switching of G-quadruplex

2014 ◽  
Vol 6 (3) ◽  
pp. 662-665 ◽  
Author(s):  
Yunfeng Bai ◽  
Feng Feng ◽  
Lu zhao ◽  
Zezhong Chen ◽  
Haiyan Wang ◽  
...  
Keyword(s):  
Fluorescent Sensor ◽  
Label Free ◽  
G Quadruplex ◽  
Structure Switching ◽  
Induced Structure

Target-induced structure switching of DNA for label-free and ultrasensitive electrochemiluminescent detection of proteins

2014 ◽  
Vol 50 (24) ◽  
pp. 3211-3213 ◽  
Author(s):  
Mengli Yang ◽  
Ying Chen ◽  
Yun Xiang ◽  
Ruo Yuan ◽  
Yaqin Chai
Keyword(s):  
Dna Structure ◽  
Label Free ◽  
Switching Strategy ◽  
Highly Sensitive ◽  
Label Free Detection ◽  
Exo Iii ◽  
Recycling Amplification ◽  
Structure Switching ◽  
Induced Structure

Highly sensitive and label-free detection of thrombin is achieved via a target-induced DNA structure switching strategy and Exo III-assisted recycling amplification.

A label-free fluorescent sensor for Pb2+based on G-quadruplex and graphene oxide

2014 ◽  
Vol 6 (20) ◽  
pp. 8120-8123 ◽  
Author(s):  
Yunfeng Bai ◽  
Lu Zhao ◽  
Zezhong Chen ◽  
Haiyan Wang ◽  
Feng Feng
Keyword(s):  
Graphene Oxide ◽  
Fluorescent Sensor ◽  
Label Free ◽  
G Quadruplex

A novel label-free aptasensor based on target-induced structure switching of aptamer-functionalized mesoporous silica nanoparticles

RSC Advances ◽  
2015 ◽  
Vol 5 (122) ◽  
pp. 100960-100967 ◽  
Author(s):  
Lili Du ◽  
Yu Zhang ◽  
Yan Du ◽  
Dongzhi Yang ◽  
Fenglei Gao ◽  
...  
Keyword(s):  
High Performance Liquid Chromatography ◽  
Liquid Chromatography ◽  
Mesoporous Silica ◽  
Silica Nanoparticles ◽  
High Performance ◽  
Mesoporous Silica Nanoparticles ◽  
Label Free ◽  
Functionalized Mesoporous Silica ◽  
Structure Switching ◽  
Induced Structure

A strategy for high-performance liquid chromatography detection of adenosine triphosphate was developed based on mesoporous silica nanoparticles functionalized with an aptamer as a cap.

Label-free fluorescent sensor for lead ion detection based on lead(II)-stabilized G-quadruplex formation

2014 ◽  
Vol 462 ◽  
pp. 19-25 ◽  
Author(s):  
Shenshan Zhan ◽  
Yuangen Wu ◽  
Yanfang Luo ◽  
Le Liu ◽  
Lan He ◽  
...  
Keyword(s):  
Fluorescent Sensor ◽  
Lead Ion ◽  
Label Free ◽  
Ion Detection ◽  
G Quadruplex ◽  
Quadruplex Formation

A label-free fluorescent aptasensor based on HCR and G-quadruplex DNAzymes for the detection of prostate-specific antigen

The Analyst ◽  
2021 ◽  
Author(s):  
Ruirui Zhao ◽  
Lu Zhao ◽  
Haidi Feng ◽  
Xiaoliang Chen ◽  
Huilin Zhang ◽  
...  
Keyword(s):  
Prostate Specific Antigen ◽  
Specific Antigen ◽  
Label Free ◽  
Fluorescence Sensing ◽  
Sensing Platforms ◽  
G Quadruplex ◽  
Fluorescent Aptasensor

Fluorescence sensing platforms based on HCR and G-quadruplex DNAzyme amplification strategies for the detection of prostate-specific antigen.

A label-free and enzyme-free signal amplification strategy for a sensitive RNase H activity assay

Nanoscale ◽  
2017 ◽  
Vol 9 (42) ◽  
pp. 16149-16153 ◽  
Author(s):  
Chang Yeol Lee ◽  
Hyowon Jang ◽  
Ki Soo Park ◽  
Hyun Gyu Park
Keyword(s):  
Signal Amplification ◽  
Rnase H ◽  
Label Free ◽  
Activity Assay ◽  
G Quadruplex ◽  
Catalytic Hairpin Assembly ◽  
Amplification Strategy

A target-triggered catalytic hairpin assembly with a G-quadruplex specific fluorescent binder, NMM, is employed to develop a novel and sensitive RNase H activity assay.

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