Ratiometric fluorescence monitoring of cerebral Cu2+ based on coumarin-labeled DNA coupled with the Cu2+-induced oxidation of o-phenylenediamine

The Analyst ◽  
2017 ◽  
Vol 142 (18) ◽  
pp. 3341-3345 ◽  
Author(s):  
Shishi Ma ◽  
Qiao-Yu Zhou ◽  
Fang-Ya Mu ◽  
Zi-Han Chen ◽  
Xu-Yin Ding ◽  
...  

A novel ratiometric fluorescence assay for cerebral Cu2+ has been developed based on coumarin-labeled single-stranded DNA coupled with the Cu2+-induced oxidation of o-phenylenediamine.

2021 ◽  
Vol 188 (1) ◽  
Author(s):  
Xiaoqing Li ◽  
Junjun Luo ◽  
Xingxing Jiang ◽  
Minghui Yang ◽  
Avraham Rasooly

RSC Advances ◽  
2019 ◽  
Vol 9 (71) ◽  
pp. 41955-41961 ◽  
Author(s):  
Jingjin Zhao ◽  
Yao Peng ◽  
Keqin Yang ◽  
Yunyun Chen ◽  
Shulin Zhao ◽  
...  

A new ratiometric fluorescence assay has been developed for the detection of sulfur dioxide derivatives with repeatability and selectivity. The assay was applied to quantitate HSO3− in cell lysates with accurate results.


RSC Advances ◽  
2020 ◽  
Vol 10 (45) ◽  
pp. 26888-26894 ◽  
Author(s):  
Jeongmoo Lee ◽  
Seoyun Kim ◽  
Tae Hoon Kim ◽  
Seoung Ho Lee

A novel ratiometric fluorescence assay via enzymatically activatable micellization in aqueous solution was devised for quantitative detection of alkaline phosphatase (ALP) activity.


The Analyst ◽  
2019 ◽  
Vol 144 (4) ◽  
pp. 1153-1158 ◽  
Author(s):  
Hongzhi Lu ◽  
Chunwei Yu ◽  
Shuai Quan ◽  
Shoufang Xu

Based on the inner filter effect and charge transfer, a dual response ratiometric fluorescence assay for sensing H2O2 and glucose was proposed based on etching of Ag NPs.


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