A photoelectrochemical aptasensor for aflatoxin B1 detection based on an energy transfer strategy between Ce-TiO2@MoSe2 and Au nanoparticles

Nanoscale ◽  
2019 ◽  
Vol 11 (18) ◽  
pp. 9115-9124 ◽  
Author(s):  
Yunfei Tang ◽  
Xiaoqiang Liu ◽  
Hejie Zheng ◽  
Liwei Yang ◽  
Lele Li ◽  
...  

In this work, a novel photoelectrochemical (PEC) aptasensor was developed for the sensitive detection of aflatoxin B1 (AFB1) based on a resonance energy transfer strategy between the Ce-TiO2@MoSe2 heterostructure and Au nanoparticles (AuNPs).

2020 ◽  
Author(s):  
Chengquan Wang ◽  
Wuhao Zhang ◽  
Jing Qian ◽  
Li Wang ◽  
Yi Ren ◽  
...  

Aflatoxin B1 (AFB1) is one of the most carcinogenic chemicals. We proposed a novel fluorescence resonance energy transfer (FRET) sensor based on aptamer recognition technology for the sensitive detection of...


2010 ◽  
Vol 46 (43) ◽  
pp. 8285 ◽  
Author(s):  
Ping Ping Hu ◽  
Li Qiang Chen ◽  
Chun Liu ◽  
Shu Jun Zhen ◽  
Sai Jin Xiao ◽  
...  

Nanoscale ◽  
2020 ◽  
Vol 12 (25) ◽  
pp. 13719-13730
Author(s):  
Tooba Hallaj ◽  
Mohammad Amjadi ◽  
Xue Qiu ◽  
Kimihiro Susumu ◽  
Igor L. Medintz ◽  
...  

Terbium-to-quantum dot FRET assays for quantifying SET7/9 methyltransferase at low picomolar concentrations, inhibition constants, and enzyme kinetics.


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