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Sensitive fluorescent light-up probe for enzymatic determination of glucose using carbon dots modified with MnO2 nanosheets
Ma, Hong2,3; Liu, Xiaoyu1,2,3; Wang, Xudong2,3; Li, Xinran2,3; Yang, Chengduan2,3; Iqbal, Anam2,3; Liu, Weisheng2,3; Li, Jiping4; Qin, Wenwu2,3
刊名MICROCHIMICA ACTA
2017-01
卷号184期号:1页码:177-185
关键词Carbon nanoparticles MnO2-CD nanocomposite Fluorescentprobe Enzymatic assay H2O2,Blood glucose analysis
ISSN号0026-3672
DOI10.1007/s00604-016-2004-3
英文摘要We describe a highly sensitive glucose probe based on carbon dots modified with MnO2. A strong reduction of the green fluorescence of the carbon dots (CDs) happened due to the surface energy transfer (SET) from CDs to the deposited MnO2. In the presence of H2O2 (formed via enzymatic oxidation of glucose), fluorescence is restored because the MnO2 nanosheets are reduced to form colorless Mn(II) ions. These findings were used to design a fluorometric glucose assay that has a detection limit as low as 44 nM (at an S/N ratio of 3).
资助项目Gansu Province Natural Science Foundation of China[1508RJZA078]
WOS研究方向Chemistry
语种英语
出版者SPRINGER WIEN
WOS记录号WOS:000389353900017
状态已发表
内容类型期刊论文
源URL[http://119.78.100.223/handle/2XXMBERH/33469]  
专题石油化工学院
通讯作者Qin, Wenwu
作者单位1.Lanzhou Univ Technol, Coll Petrochem Technol, Lanzhou 730050, Peoples R China
2.Lanzhou Univ, Coll Chem & Chem Engn, Key Lab Nonferrous Met Chem & Resources Utilizat, Lanzhou 730000, Peoples R China
3.Lanzhou Univ, Coll Chem & Chem Engn, State Key Lab Appl Organ Chem, Lanzhou 730000, Peoples R China
4.Lanzhou Univ Hosp, Lanzhou 730000, Peoples R China
推荐引用方式
GB/T 7714
Ma, Hong,Liu, Xiaoyu,Wang, Xudong,et al. Sensitive fluorescent light-up probe for enzymatic determination of glucose using carbon dots modified with MnO2 nanosheets[J]. MICROCHIMICA ACTA,2017,184(1):177-185.
APA Ma, Hong.,Liu, Xiaoyu.,Wang, Xudong.,Li, Xinran.,Yang, Chengduan.,...&Qin, Wenwu.(2017).Sensitive fluorescent light-up probe for enzymatic determination of glucose using carbon dots modified with MnO2 nanosheets.MICROCHIMICA ACTA,184(1),177-185.
MLA Ma, Hong,et al."Sensitive fluorescent light-up probe for enzymatic determination of glucose using carbon dots modified with MnO2 nanosheets".MICROCHIMICA ACTA 184.1(2017):177-185.
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