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A new "off-on" fluorescent probe for Al3+ in aqueous solution based on rhodamine B and its application to bioimaging
被引:46
作者:

Huang, Qi
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Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China

Zhang, Qingyou
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Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China

Wang, Enze
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Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China

Zhou, Yanmei
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Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China

Qiao, Han
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Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China

Pang, Lanfang
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机构:
Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China

Yu, Fang
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Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China
机构:
[1] Henan Univ, Coll Chem & Chem Engn, Inst Environm & Analyt Sci, Kaifeng 475004, Henan, Peoples R China
关键词:
Rhodamine B;
Fluorescent sensor;
Al3+;
Aqueous solution;
Cellular imaging;
CHEMOSENSOR;
ALUMINUM;
ION;
D O I:
10.1016/j.saa.2015.07.062
中图分类号:
O433 [光谱学];
学科分类号:
0703 ;
070302 ;
摘要:
In this paper, a new fluorescent probe has been synthesized and applied as "off-on" sensor for the detection of Al3+ with a high sensitivity and excellent selectivity in aqueous media. The sensor was easily prepared by one step reaction between rhodamine B hydrazide and pyridoxal hydrochloride named REP. The structure of the sensor has been characterized by nuclear magnetic resonance and electron spray ionization-mass spectrometry. The fluorescence intensity and absorbance for the sensor showed a good linearity with the concentration of Al3+ in the range of 0-12.5 mu M and 8-44 mu M, respectively, with detection limits of 0.23 mu M and 1.90 mu M. The sensor RBP was preliminarily applied to the determination of Al3+ in water samples from the lake of Henan University and tap water with satisfying results. Moreover, it can be used as a bioimaging reagent for imaging of Al3+ in living cells. (C) 2015 Elsevier B.V. All rights reserved.
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页码:70 / 76
页数:7
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