A Hg2+-mediated label-free fluorescent sensing strategy based on G-quadruplex formation for selective detection of glutathione and cysteine

The Analyst ◽  
2013 ◽  
Vol 138 (6) ◽  
pp. 1713 ◽  
Author(s):  
Jingjin Zhao ◽  
Chunfei Chen ◽  
Liangliang Zhang ◽  
Jianhui Jiang ◽  
Guoli Shen ◽  
...  
Keyword(s):  
Selective Detection ◽  
Label Free ◽  
Fluorescent Sensing ◽  
G Quadruplex ◽  
Quadruplex Formation

Target-responsive dumbbell probe-mediated rolling circle amplification strategy for highly sensitive Hg2+ detection

RSC Advances ◽  
2014 ◽  
Vol 4 (51) ◽  
pp. 27091-27097 ◽  
Author(s):  
Qingwang Xue ◽  
Yanqin Lv ◽  
Yuanfu Zhang ◽  
Shuling Xu ◽  
Qiaoli Yue ◽  
...  
Keyword(s):  
Rolling Circle Amplification ◽  
Selective Detection ◽  
Label Free ◽  
Rolling Circle ◽  
Fluorescent Sensing ◽  
Highly Sensitive ◽  
Mercuric Ions ◽  
Amplification Strategy

A novel label-free amplified fluorescent sensing scheme based on target-responsive dumbbell probe-mediated rolling circle amplification (D-RCA) has been developed for sensitive and selective detection of mercuric ions.

A label-free biosensor for selective detection of DNA and Pb2+ based on a G-quadruplex

RSC Advances ◽  
2016 ◽  
Vol 6 (10) ◽  
pp. 7765-7771 ◽  
Author(s):  
Ruipeng Hou ◽  
Xiaoqing Niu ◽  
Fengling Cui
Keyword(s):  
Detection Method ◽  
Selective Detection ◽  
Label Free ◽  
Schematic Representation ◽  
G Quadruplex

Schematic representation of the DNA and Pb2+ detection method.

Label-free and sensitive detection of coralyne and heparin based on target-induced G-quadruplex formation

2019 ◽  
Vol 11 (10) ◽  
pp. 1331-1337 ◽  
Author(s):  
Mingjian Chen ◽  
Changbei Ma ◽  
Han Zhao ◽  
Kemin Wang
Keyword(s):  
Detection Method ◽  
Sensitive Detection ◽  
Label Free ◽  
G Quadruplex ◽  
Quadruplex Formation

Herein we propose a label-free and sensitive detection method for coralyne and heparin, based on utilizing the complex of adenosine16 (A16) and coralyne to induce the formation of a G-quadruplex scaffold.

A label-free DNAzyme fluorescence biosensor for amplified detection of Pb2+-based on cleavage-induced G-quadruplex formation

Talanta ◽  
2016 ◽  
Vol 147 ◽  
pp. 302-306 ◽  
Author(s):  
Ting Fu ◽  
Songlei Ren ◽  
Liang Gong ◽  
Hongmin Meng ◽  
Liang Cui ◽  
...  
Keyword(s):  
Label Free ◽  
G Quadruplex ◽  
Quadruplex Formation ◽  
Fluorescence Biosensor

A label-free G-quadruplex-based switch-on fluorescence assay for the selective detection of ATP

The Analyst ◽  
2012 ◽  
Vol 137 (7) ◽  
pp. 1538 ◽  
Author(s):  
Hong-Zhang He ◽  
Victor Pui-Yan Ma ◽  
Ka-Ho Leung ◽  
Daniel Shiu-Hin Chan ◽  
Hui Yang ◽  
...  
Keyword(s):  
Fluorescence Assay ◽  
Selective Detection ◽  
Label Free ◽  
G Quadruplex

A label-free fluorescence method for the detection of uracil DNA glycosylase activity based on G-quadruplex formation

2016 ◽  
Vol 8 (41) ◽  
pp. 7453-7459 ◽  
Author(s):  
Changbei Ma ◽  
Kefeng Wu ◽  
Jun Wang ◽  
Hailun He ◽  
Feng Ning ◽  
...  
Keyword(s):  
Fluorescence Method ◽  
Thioflavin T ◽  
Dna Glycosylase ◽  
Label Free ◽  
Uracil Dna Glycosylase ◽  
Label Free Detection ◽  
G Quadruplex ◽  
Quadruplex Formation

A simple fluorescence based biosensor for label-free detection of uracil DNA glycosylase activity based on G-quadruplex formation using a thioflavin T probe is reported.

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