Sensitive determination of formamidopyrimidine DNA glucosylase based on phosphate group-modulated multi-enzyme catalysis and fluorescent copper nanoclusters

The Analyst ◽  
2020 ◽  
Vol 145 (15) ◽  
pp. 5174-5179
Author(s):  
Junyao Li ◽  
Mengyang Zhang ◽  
Huaisheng Wang ◽  
Jie Wu ◽  
Ruixue Zheng ◽  
...  
Keyword(s):  
Enzyme Catalysis ◽  
Phosphate Group ◽  
Copper Nanoclusters ◽  
Sensitive Determination

An approach for the quantification of formamidopyrimidine DNA glucosylase is designed based on phosphate group-modulated multi-enzyme catalysis and fluorescent copper nanoclusters.

One facile fluorescence strategy for sensitive determination of baicalein using trypsin-templated copper nanoclusters

2022 ◽  
Vol 268 ◽  
pp. 120689
Author(s):  
Yu-yu Guo ◽  
Wen-jing Li ◽  
Peng-yu Guo ◽  
Xin-rui Han ◽  
Zi-rong Deng ◽  
...  
Keyword(s):  
Copper Nanoclusters ◽  
Sensitive Determination

Development of a colorimetric protein phosphorylation assay for detecting cyanobacterial toxins

1995 ◽  
Vol 31 (5-6) ◽  
pp. 47-49 ◽  
Author(s):  
C. Ash ◽  
C. MacKintosh ◽  
R. MacKintosh ◽  
C. R. Fricker
Keyword(s):  
Protein Phosphorylation ◽  
Colorimetric Assay ◽  
Cyanobacterial Toxins ◽  
Sensitive Determination

A new colorimetric assay is described, based on inhibition of protein phosphotases, that enables the rapid, simple and sensitive determination of the concentration of toxins from cyanobacteria.

Non-enzymatic determination of purine nucleotides using a carbon dot modified glassy carbon electrode

2019 ◽  
Vol 11 (30) ◽  
pp. 3866-3873 ◽  
Author(s):  
R. Karthikeyan ◽  
D. James Nelson ◽  
S. Abraham John
Keyword(s):  
Glassy Carbon ◽  
Low Cost ◽  
Phosphate Buffer Solution ◽  
Purine Nucleotides ◽  
Buffer Solution ◽  
Solution Ph ◽  
Carbon Dot ◽  
Enzymatic Determination ◽  
Sensitive Determination

Selective and sensitive determination of one of the purine nucleotides, inosine (INO) using a low cost carbon dot (CD) modified glassy carbon (GC) electrode in 0.2 M phosphate buffer solution (pH 7.2) was demonstrated in this paper.

Cross Double Point Discharge as Enhanced Excitation Source for Highly Sensitive Determination of Arsenic, Mercury and Lead by Optical Emission Spectrometry

2021 ◽  
Author(s):  
Lin He ◽  
Peixia Li ◽  
Kai Li ◽  
Tao Lin ◽  
Jin Luo ◽  
...  
Keyword(s):  
Double Point ◽  
Hydride Generation ◽  
Optical Emission ◽  
Sample Introduction ◽  
Excitation Source ◽  
Emission Spectrometry ◽  
Highly Sensitive ◽  
Point Discharge ◽  
Sensitive Determination

A new cross double point discharge (CrossPD) microplasma was designed as an excitation source to construct a miniaturized optical emission spectrometer with hydride generation (HG) for sample introduction. The CrossPD...

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