Articles with "fluorescent sensor" as a keyword



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DFT/MRCI assessment of the excited‐state interplay in a coumarin‐schiff Mg2+ fluorescent sensor

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Published in 2020 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.26086

Abstract: Fluorescent sensors with selectivity and sensitivity to metal ions are an active field in supramolecular chemistry for biochemical, analytical, and environmental problems. Mg2+ is one of the most abundant divalent ions in the cell, and… read more here.

Keywords: fluorescent sensor; dft mrci; chemistry;
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Computer-aided design and synthesis of CdTe@SiO2 core-shell molecularly imprinted polymers as a fluorescent sensor for the selective determination of sulfamethoxazole in milk and lake water.

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Published in 2017 at "Journal of separation science"

DOI: 10.1002/jssc.201601180

Abstract: In this work, a molecular dynamics simulation method was introduced to compute the preassembled system of molecular imprinted polymers for sulfamethoxazole monomer. The results revealed that the ratio of sulfamethoxazole as template molecule to 3-aminopropyltriethoxysilane… read more here.

Keywords: core shell; fluorescent sensor; sio2 core; cdte sio2 ... See more keywords
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A novel switchable fluorescent sensor for facile and highly sensitive detection of alkaline phosphatase activity in a water environment with gold/silver nanoclusters

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Published in 2018 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-018-1514-8

Abstract: A novel fluorescent sensor based on bovine serum albumin stabilized gold/silver nanoclusters (BSA-Au/Ag NCs) was developed for sensitive and facile detection of alkaline phosphatase (ALP) activity. For this fluorescent sensor, ascorbic acid 2-phosphate (AAP) was… read more here.

Keywords: detection; fluorescence; fluorescent sensor; fluorescent ... See more keywords
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Selective and Sensitive Fluorescein-Benzothiazole Based Fluorescent Sensor for Zn2+ Ion in Aqueous Media

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Published in 2017 at "Journal of Fluorescence"

DOI: 10.1007/s10895-017-2153-8

Abstract: AbstractAn efficient fluorescent sensor based on fluorescein-benzothiazole (FB) for Zn2+ ion was synthesized and characterized systematically. FB exhibited selective and sensitive recognition toward Zn2+ in MeCN-H2O (v/v = 2/1) over other cations due to the spirolactam ring-opening… read more here.

Keywords: fluorescein benzothiazole; fluorescent sensor; selective sensitive; zn2 ion ... See more keywords
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A new biphenylcarbonitrile based fluorescent sensor for Zn 2+ ions and application in living cells

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Published in 2017 at "Chemical Research in Chinese Universities"

DOI: 10.1007/s40242-017-7084-z

Abstract: A new and efficient fluorescent sensor 4′-hydroxy-3′-[(4-antipyrineimino)methyl]-4-biphenylcarboni- trile(L) was prepared for the selective detection of Zn2+ in aqueous ethanol medium. When excited at 419 nm, the fluorescent intensity of sensor L at 507 nm was… read more here.

Keywords: fluorescent sensor; fluorescent; zn2 ions; sensor ... See more keywords
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A highly selective and sensitive fluorescent sensor for relay recognition of Zn2+ and HSO4-/H2PO4- with "on-off" fluorescent responses.

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Published in 2018 at "Analytical biochemistry"

DOI: 10.1016/j.ab.2018.09.018

Abstract: A simple and effective fluorescent sensor bearing pyridine units was designed and synthesized. The sensor can detect Zn2+ with high selectivity accompanied by a distinct fluorescence turn-on response, inducing the fluorescent color markedly changed from… read more here.

Keywords: h2po4; fluorescent sensor; fluorescent; hso4 ... See more keywords
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Ultrasensitive and selective fluorescent sensor for cysteine and application to drug analysis and bioimaging.

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Published in 2021 at "Analytical biochemistry"

DOI: 10.1016/j.ab.2021.114138

Abstract: A fluorescent sensor based on coumarin-maleimide conjugate was developed for efficient discrimination of Cys from Hcy and GSH in both organic and aqueous solution. Addition of Cys to the non-fluorescent sensor solution in DMF induced… read more here.

Keywords: cys; fluorescent sensor; solution; drug analysis ... See more keywords
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"Turn-off" fluorescent sensor for highly sensitive and specific simultaneous recognition of 29 famous green teas based on quantum dots combined with chemometrics.

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Published in 2017 at "Analytica chimica acta"

DOI: 10.1016/j.aca.2017.01.032

Abstract: Fluorescent "turn-off" sensors based on water-soluble quantum dots (QDs) have drawn increasing attention owing to their unique properties such as high fluorescence quantum yields, chemical stability and low toxicity. In this work, a novel method… read more here.

Keywords: turn fluorescent; fluorescence; fluorescent sensor; famous green ... See more keywords
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A near-infrared, colorimetric and ratiometric fluorescent sensor with high sensitivity to hydrogen peroxide and viscosity for solutions detection and imaging living cells.

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Published in 2021 at "Bioorganic chemistry"

DOI: 10.1016/j.bioorg.2021.105513

Abstract: Considering to the importance of hydrogen peroxide (H2O2) in a number of pathological processes and fluorescence sensor as a powerful tool for imaging and therapy of H2O2-related diseases, herein, a near-infrared fluorescent sensor for colorimetric… read more here.

Keywords: h2o2; fluorescent sensor; sensor; viscosity ... See more keywords
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A signal-on fluorescent sensor for ultra-trace detection of Hg2+ via Ag+ mediated sulfhydryl functionalized carbon dots

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Published in 2019 at "Carbon"

DOI: 10.1016/j.carbon.2019.04.052

Abstract: Abstract Sulfhydryl functionalized carbon dots (HS-CDs) mediated by Ag+ were used to develop a fluorescent sensor for the determination of Hg2+ in aqueous solutions. FTIR and XPS confirmed the successful modification of -SH on the… read more here.

Keywords: hg2; fluorescent sensor; sulfhydryl functionalized; carbon ... See more keywords
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Au nanoparticles based ultra-fast “Turn-On” fluorescent sensor for detection of biothiols and its application in living cell imaging

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Published in 2020 at "Chinese Chemical Letters"

DOI: 10.1016/j.cclet.2019.10.005

Abstract: Abstract Au or other metal nanostructures have the ability to strongly quench the fluorescence of fluorophores. This feature has made AuNP-conjugates attractive for the construction of platforms for various bioanalytes to overcome the limitations of… read more here.

Keywords: turn fluorescent; fluorescent sensor; sensor; detection ... See more keywords