A “turn-off” fluorescent sensor for the selective and sensitive detection of copper(ii) ions using lysozyme stabilized gold nanoclusters

RSC Advances ◽  
2016 ◽  
Vol 6 (59) ◽  
pp. 54518-54524 ◽  
Author(s):  
Krishnamoorthy Shanmugaraj ◽  
Malaichamy Ilanchelian
Keyword(s):  
Aqueous Solution ◽  
Fluorescent Probe ◽  
Fluorescent Sensor ◽  
Gold Nanoclusters ◽  
Environmentally Friendly ◽  
Sensitive Detection

In this contribution, we have developed a simple, environmentally friendly fluorescent turn-off sensor for the detection of copper (Cu2+) ions in aqueous solution by using lysozyme stabilized gold nanoclusters (Lys-AuNCs) as a fluorescent probe.

scholarly journals Mercaptooxazole–phenazine based blue fluorescent sensor for the ultra-sensitive detection of mercury(ii) ions in aqueous solution

RSC Advances ◽  
2017 ◽  
Vol 7 (75) ◽  
pp. 47547-47551 ◽  
Author(s):  
Hai-Li Zhang ◽  
Wen-Ting Li ◽  
Wen-Juan Qu ◽  
Tai-Bao Wei ◽  
Qi Lin ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Fluorescent Sensor ◽  
Sensitive Detection ◽  
Light Blue ◽  
Fluorescence Color

Herein, a fluorescent sensor based on the mechanism of the deprotonation process was designed and synthesized, which could detect Hg2+ in aqueous solution with remarkable fluorescence color changed (from yellow to light blue).

Highly selective and sensitive nanoprobes for cyanide based on gold nanoclusters with red fluorescence emission

Nanoscale ◽  
2015 ◽  
Vol 7 (29) ◽  
pp. 12666-12672 ◽  
Author(s):  
Guomei Zhang ◽  
Yunyun Qiao ◽  
Ting Xu ◽  
Caihong Zhang ◽  
Yan Zhang ◽  
...  
Keyword(s):  
Amino Acid ◽  
Fluorescent Probe ◽  
Gold Nanoclusters ◽  
Fluorescence Emission ◽  
Sensitive Detection ◽  
Acid Oxidase ◽  
Amino Acid Oxidase ◽  
Gold Nanocluster ◽  
Red Fluorescence

A l-amino acid oxidase (LAAOx) capped gold nanocluster (LAAOx@AuNCs) fluorescent probe was used for rapid, highly selective and sensitive detection of CN−.

A fluorescent sensor based on ovalbumin-modified Au nanoclusters for sensitive detection of ascorbic acid

2015 ◽  
Vol 7 (10) ◽  
pp. 4123-4129 ◽  
Author(s):  
Yanxia Li ◽  
Yiting Chen ◽  
Lu Huang ◽  
Liang Ma ◽  
Qi Lin ◽  
...  
Keyword(s):  
Ascorbic Acid ◽  
Fluorescent Sensor ◽  
Gold Nanoclusters ◽  
Sensitive Detection ◽  
Au Nanoclusters

In this paper, ovalbumin (OVA) stabilized gold nanoclusters (OVA-Au NCs) were used as sensing probes for ascorbic acid (AA) detection.

scholarly journals An on–off–on gold nanocluster-based fluorescent probe for sensitive detection of organophosphorus pesticides

RSC Advances ◽  
2017 ◽  
Vol 7 (87) ◽  
pp. 55199-55205 ◽  
Author(s):  
Q. J. Luo ◽  
Z. G. Li ◽  
J. H. Lai ◽  
F. Q. Li ◽  
P. Qiu ◽  
...  
Keyword(s):  
Fluorescent Probe ◽  
Serum Protein ◽  
Bovine Serum ◽  
Organophosphorus Pesticides ◽  
Gold Nanoclusters ◽  
Sensitive Detection ◽  
Gold Nanocluster ◽  
Highly Sensitive ◽  
Bovine Serum Protein

In this study, a highly sensitive fluorescent probe based on bovine serum protein-protected gold nanoclusters (BSA-AuNCs) was developed for the determination of organophosphorus pesticides (OPs).

A Michael addition reaction-based fluorescent probe for malononitrile detection and its applications in aqueous solution, living cells and zebrafish

The Analyst ◽  
2021 ◽  
Vol 146 (7) ◽  
pp. 2221-2228
Author(s):  
Liangping Tu ◽  
Jian Liu ◽  
Zichang Zhang ◽  
Qingrong Qi ◽  
Shun Yao ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Fluorescent Probe ◽  
Michael Addition ◽  
Addition Reaction ◽  
Living Cells ◽  
Sensitive Detection ◽  
Michael Addition Reaction ◽  
Sensing Mechanism

A fluorescent probe Hcy-DCV with a new sensing mechanism for quick and sensitive detection of malononitrile was developed.

An ESIPT-based fluorescent probe for sensitive detection of hydrazine in aqueous solution

2015 ◽  
Vol 13 (19) ◽  
pp. 5344-5348 ◽  
Author(s):  
Ji Zhou ◽  
Ruiyan Shi ◽  
Jianxu Liu ◽  
Rui Wang ◽  
Yufang Xu ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Fluorescent Probe ◽  
Sensitive Detection

A fluorescent probe for sensitive detection of hydrazine based on an ESIPT mechanism and a substitution–cyclization–elimination cascade was developed.

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