Modulating an in situ fluorogenic reaction for the label-free ratiometric detection of biothiols

The Analyst ◽  
2019 ◽  
Vol 144 (15) ◽  
pp. 4520-4525 ◽  
Author(s):  
Haiqing Zhang ◽  
Yan Xiao ◽  
Xiuhua Zhang ◽  
Shengfu Wang

A label-free ratiometric method for biothiol detection is developed based on the modulation of fluorogenic reaction and the inner filter effect.

Talanta ◽  
2021 ◽  
pp. 122614
Author(s):  
Zhixia Yao ◽  
Yaosheng Liu ◽  
Yongxing Diao ◽  
Guangxing Hu ◽  
Yuhong Qian ◽  
...  

2018 ◽  
Vol 42 (5) ◽  
pp. 3729-3735 ◽  
Author(s):  
Haitao Wang ◽  
Shan Liu ◽  
Yisha Xie ◽  
Jingran Bi ◽  
Yao Li ◽  
...  

Label-free fluorescence assay system is designed for Cr(iv) detection.


The Analyst ◽  
2011 ◽  
Vol 136 (22) ◽  
pp. 4809 ◽  
Author(s):  
Yongxiang Wang ◽  
Limin Xiong ◽  
Fenghua Geng ◽  
Fuqiang Zhang ◽  
Maotian Xu

RSC Advances ◽  
2017 ◽  
Vol 7 (6) ◽  
pp. 3051-3058 ◽  
Author(s):  
Peng Ding ◽  
Xia Xin ◽  
Lingli Zhao ◽  
Zengchun Xie ◽  
Qinghong Zhang ◽  
...  

In this article, a sensitive and selective on–off–on fluorescence chemosensor, Tyloxapol (one kind of water soluble oligomer), was developed for the label-free detection of MnO4− ions in aqueous solution.


Nanoscale ◽  
2020 ◽  
Vol 12 (2) ◽  
pp. 808-814 ◽  
Author(s):  
Jia Ge ◽  
Zhangyu Qi ◽  
Liangliang Zhang ◽  
Xueping Shen ◽  
Yanmei Shen ◽  
...  

A new label-free, enzyme-free, and specific strategy for the assay of microRNA has been developed based on a hybridization chain reaction with hemin/G-quadruplex enzymatic catalysis-induced MoS2 quantum dots via the inner filter effect.


2018 ◽  
Vol 6 (18) ◽  
pp. 5033-5038 ◽  
Author(s):  
Tong Shu ◽  
Jianxing Wang ◽  
Xiangfang Lin ◽  
Ziping Zhou ◽  
Feng Liang ◽  
...  

A ratiometric fluorescent sensor based on 4-nitrophenol-induced selective quenching of the blue fluorescence emission of the diTyr residues of the GNCs@BSA via the inner filter effect.


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