Ratiometric fluorescence sensing of sugars via a reversible disassembly and assembly of the peptide aggregates mediated by sugars

2014 ◽  
Vol 50 (44) ◽  
pp. 5854-5857 ◽  
Author(s):  
Lok Nath Neupane ◽  
Song Yee Han ◽  
Keun-Hyeung Lee
Keyword(s):  
Aqueous Solutions ◽  
Phenylboronic Acid ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Ratiometric Sensing ◽  
Sensing System ◽  
Ratiometric Fluorescence Sensing ◽  
Monomer Form

An amphiphilic dipeptide (1) bearing pyrene and phenylboronic acid was demonstrated as a unique example of a ratiometric sensing system for sugars by reversibly converting the peptide aggregates into the monomer form of the complex with sugars in aqueous solutions.

Visualized ratiometric fluorescence sensing system for copper ions based on gold nanoclusters/perovskite quantum dot @SiO2 nanocomposites

The Analyst ◽  
2021 ◽  
Author(s):  
Wanying Xue ◽  
Jiangyan Zhong ◽  
Haishan Wu ◽  
Jianhua Zhang ◽  
Yuwu Chi
Keyword(s):  
Quantum Dot ◽  
Metal Ions ◽  
Environmental Pollution ◽  
Copper Ions ◽  
Gold Nanoclusters ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Sensing System ◽  
Sio2 Nanocomposites ◽  
Ratiometric Fluorescence Sensing

Excessive copper ions (Cu2+)cause serious environmental pollution and even endanger the health of organisms. Fluorescence chemosensing materials are widely used in the detection of metal ions due to their simple...

Preassembly-driven ratiometric sensing of H2PO4− anions in organic and aqueous environments

2015 ◽  
Vol 13 (7) ◽  
pp. 1979-1982 ◽  
Author(s):  
Wei-tao Gong ◽  
Duo Na ◽  
Le Fang ◽  
Hassan Mehdi ◽  
Gui-ling Ning
Keyword(s):  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Ratiometric Sensing ◽  
Aqueous Environments ◽  
Ratiometric Fluorescence Sensing

The preassembly phenomenon of R1 facilitates novel ratiometric fluorescence sensing of H2PO4− in organic and aqueous environments.

Determination of ascorbic acid and ascorbate oxidase based on quaternary CuInZnS QDs/thiochrome ratiometric fluorescence sensing system

Talanta ◽  
2020 ◽  
Vol 214 ◽  
pp. 120814 ◽  
Author(s):  
Jiabao Zhang ◽  
Jinying Liu ◽  
Mengke Wang ◽  
Xingguang Su
Keyword(s):  
Ascorbic Acid ◽  
Ascorbate Oxidase ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Sensing System ◽  
Ratiometric Fluorescence Sensing

Carbon dots doped lanthanide coordination polymer nanocomposite as ratiometric fluorescent probe for the sensitive detection of alkaline phosphatase activity

The Analyst ◽  
2021 ◽  
Author(s):  
Weidi Sun ◽  
Xue Han ◽  
Fengli Qu ◽  
Rong-Mei Kong ◽  
Zilong Zhao
Keyword(s):  
Alkaline Phosphatase ◽  
Coordination Polymer ◽  
Polymer Nanocomposite ◽  
Activity Analysis ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Lanthanide Coordination Polymer ◽  
Stimulus Responsive ◽  
Ratiometric Fluorescence Sensing ◽  
Ratiometric Fluorescent Probe

Developing sensitive methods for alkaline phosphatase (ALP) activity analysis is an important analytical topic. Based on the stimulus-responsive lanthanide coordination polymer, a simple ratiometric fluorescence sensing strategy was proposed to...

Redox-induced target-dependent ratiometric fluorescence sensing strategy and logic gate operation for detection of α-glucosidase activity and its inhibitor

2021 ◽  
Author(s):  
Xucan Yuan ◽  
Yi Sun ◽  
Pengfei Zhao ◽  
Longshan Zhao ◽  
Zhili Xiong
Keyword(s):  
Redox Reaction ◽  
Logic Gate ◽  
Sensitive Detection ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Gate Operation ◽  
Glucosidase Activity ◽  
Highly Sensitive ◽  
Highly Sensitive Detection ◽  
Ratiometric Fluorescence Sensing

A target-dependent ratiometric fluorescence sensing strategy was designed and fabricated based on redox reaction for highly sensitive detection of α-glucosidase (α-Glu) activity and its inhibitor. In this study, silicon quantum...

Dual-Emitting Carbonized Polymer Dots Synthesized at Room Temperature for Ratiometric Fluorescence Sensing of Vitamin B12

2021 ◽  
Author(s):  
Ya-Ting Gao ◽  
Bin-Bin Chen ◽  
Lei Jiang ◽  
Jian Lv ◽  
Shuai Chang ◽  
...  
Keyword(s):  
Vitamin B12 ◽  
Room Temperature ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Polymer Dots ◽  
Ratiometric Fluorescence Sensing

Ratiometric fluorescence sensing and colorimetric decoding methanol by a bimetallic lanthanide-organic framework

2018 ◽  
Vol 265 ◽  
pp. 104-109 ◽  
Author(s):  
Di-Ming Chen ◽  
Chun-Xiao Sun ◽  
Yu Peng ◽  
Nan-Nan Zhang ◽  
Huan-Huan Si ◽  
...  
Keyword(s):  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Ratiometric Fluorescence Sensing ◽  
Organic Framework

An unprecedented oxidised julolidine-BODIPY conjugate and its application in real-time ratiometric fluorescence sensing of sulfite

2019 ◽  
Vol 17 (31) ◽  
pp. 7360-7368 ◽  
Author(s):  
D. Sirbu ◽  
L. Zeng ◽  
P. G. Waddell ◽  
A. C. Benniston
Keyword(s):  
Real Time ◽  
White Light ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Quaternary Nitrogen ◽  
Ratiometric Fluorescence Sensing

Reaction of a julolidine-based BODIPY compound with silver(i) ions in the presence of white light produced the oxidised julolidine version (OXJUL) containing a quaternary nitrogen.

Sign in / Sign up

Export Citation Format

Share Document