Rational design of signal-on biosensors by using photoinduced electron transfer between Ag nanoclusters and split G-quadruplex halves–hemin complexes

2014 ◽  
Vol 50 (91) ◽  
pp. 14221-14224 ◽  
Author(s):  
Kai Zhang ◽  
Ke Wang ◽  
Xue Zhu ◽  
Yun Gao ◽  
Minhao Xie
Keyword(s):  
Electron Transfer ◽  
Photoinduced Electron Transfer ◽  
Rational Design ◽  
Sensing Platform ◽  
G Quadruplex ◽  
Ag Nanoclusters

Photoinduced electron transfer (PET) between DNA–Ag nanoclusters (AgNCs) and G-quadruplex halves–hemin has been used for building a new sensing platform for the signal-on detection of adenosine and RNA.

Rational design of a boron-dipyrromethene-based fluorescent probe for detecting Pd2+ sensitively and selectively in aqueous media

The Analyst ◽  
2019 ◽  
Vol 144 (4) ◽  
pp. 1260-1264 ◽  
Author(s):  
Yannan Li ◽  
Li Yang ◽  
Mengqi Du ◽  
Guanjun Chang
Keyword(s):  
Electron Transfer ◽  
Fluorescent Probe ◽  
Photoinduced Electron Transfer ◽  
Rational Design ◽  
Aqueous Media ◽  
Transfer Mechanism ◽  
Electron Transfer Mechanism ◽  
Boron Dipyrromethene

A novel fluorescent probe for Pd2+ based on the BODIPY fluorophore exploiting the PET (Photoinduced Electron Transfer) mechanism was designed and successfully synthesized.

Effects of Photoinduced Electron Transfer on the Rational Design of Molecular Fluorescence Switch

2009 ◽  
Vol 113 (6) ◽  
pp. 2594-2602 ◽  
Author(s):  
Ruili Zhang ◽  
Yishi Wu ◽  
Zhongliang Wang ◽  
Wei Xue ◽  
Hongbing Fu ◽  
...  
Keyword(s):  
Electron Transfer ◽  
Photoinduced Electron Transfer ◽  
Rational Design ◽  
Fluorescence Switch ◽  
Molecular Fluorescence

A photoelectrochemical sensor through quenching of photoinduced electrons based on a G-quadruplex/hemin complex

2015 ◽  
Vol 7 (9) ◽  
pp. 3697-3700 ◽  
Author(s):  
Xiang Yan ◽  
Kewei Wang ◽  
Danping Xie ◽  
Lijun Xu ◽  
Qianqian Han ◽  
...  
Keyword(s):  
Electron Transfer ◽  
Photoinduced Electron Transfer ◽  
Label Free ◽  
Withdrawal Effect ◽  
Photoelectrochemical Sensor ◽  
G Quadruplex ◽  
Electron Withdrawal

A novel label-free photoelectrochemical sensor was fabricated for the detection of K+ based on the electron withdrawal effect of hemin. The decreasing photocurrent from photoinduced electron transfer by a G-quadruplex/hemin complex was utilized.

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