Visualizing telomerase activity for tumour identification by hybridization-triggered ratiometric fluorescence

2019 ◽  
Vol 55 (14) ◽  
pp. 2035-2038 ◽  
Author(s):  
Manli Zheng ◽  
Ruilong Zhang ◽  
Xiaohe Tian ◽  
Zhengjie Liu ◽  
Zhongping Zhang
Keyword(s):  
Telomerase Activity ◽  
Ratiometric Fluorescence ◽  
Naked Eye

We developed a ratiometric fluorescence strategy for visualising telomerase activity to aid tumour identification by the naked eye.

An ultra-sensitive colorimetric assay for reliable visual detection of telomerase activity

The Analyst ◽  
2017 ◽  
Vol 142 (17) ◽  
pp. 3235-3240 ◽  
Author(s):  
Yaocai Wang ◽  
Luzhu Yang ◽  
Yanjun Wang ◽  
Wei Liu ◽  
Baoxin Li ◽  
...  
Keyword(s):  
Hela Cell ◽  
Visual Detection ◽  
Colorimetric Assay ◽  
Telomerase Activity ◽  
Cell Lysates ◽  
Naked Eye ◽  
Vis Spectroscopy

We proposed a sensitive colorimetric assay for detecting telomerase activity. The telomerase activity of 5 and 20 HeLa cell lysates can be detected via UV-vis spectroscopy and the naked eye, respectively.

Naked-eye and ratiometric fluorescence probe for fast and sensitive detection of hydrogen sulfide and its application in bioimaging

2018 ◽  
Vol 42 (23) ◽  
pp. 19272-19278 ◽  
Author(s):  
Jianlong Ma ◽  
Feifei Li ◽  
Qiang Li ◽  
Yijing Li ◽  
Chaoxian Yan ◽  
...  
Keyword(s):  
Hydrogen Sulfide ◽  
Hela Cells ◽  
Fluorescence Probe ◽  
Sensitive Detection ◽  
Ratiometric Fluorescence ◽  
Naked Eye

A sensitive and ultrafast ratiometric fluorescence probe for the detection of hydrogen sulfide (H2S) in HeLa cells and zebrafish.

Boric acid functionalized ratiometric fluorescence probe for sensitive and on-site naked eye determination of dopamine based on two different kinds of quantum dots

RSC Advances ◽  
2016 ◽  
Vol 6 (76) ◽  
pp. 72715-72721 ◽  
Author(s):  
Yeqing Xu ◽  
Xiao Wei ◽  
Hongji Li ◽  
Xudong Zheng ◽  
Kai Lu ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Fluorescence Probe ◽  
Carbon Quantum Dots ◽  
Eye Detection ◽  
Ratiometric Fluorescence ◽  
Dual Emission ◽  
Naked Eye ◽  
Aminophenylboronic Acid ◽  
Naked Eye Detection

A simple dual-emission probe based on 3-aminophenylboronic acid functionalized CdTe quantum dots (QDs) and carbon quantum dots (CQDs) was developed for the on-site naked eye detection of dopamine (DA).

Metal-Enhanced Ratiometric Fluorescence/Naked Eye Bimodal Biosensor for Lead Ions Analysis with Bifunctional Nanocomposite Probes

2017 ◽  
Vol 89 (6) ◽  
pp. 3597-3605 ◽  
Author(s):  
Linlin Liang ◽  
Feifei Lan ◽  
Shenguang Ge ◽  
Jinghua Yu ◽  
Na Ren ◽  
...  
Keyword(s):  
Lead Ions ◽  
Ratiometric Fluorescence ◽  
Naked Eye

Dual-emission ratiometric fluorescence detection of aspirin in human saliva: onsite naked-eye detection and high stability

2017 ◽  
Vol 41 (23) ◽  
pp. 14551-14556 ◽  
Author(s):  
Li Chen ◽  
Lin Sun ◽  
Jiahong Zheng ◽  
Jiangdong Dai ◽  
Yilin Wu ◽  
...  
Keyword(s):  
Fluorescence Detection ◽  
High Stability ◽  
Visual Detection ◽  
Fluorescence Probe ◽  
Human Saliva ◽  
Eye Detection ◽  
Ratiometric Fluorescence ◽  
Dual Emission ◽  
Naked Eye ◽  
Naked Eye Detection

A highly stable ratiometric fluorescence probe based on dual-emission QDs was designed for the visual detection of aspirin in human saliva.

Naked Eye, Ratiometric Absorption, and Ratiometric Fluorescence for Lead-Ion Analysis with a Triplex-Signal Chemosensor

2018 ◽  
Vol 2018 (18) ◽  
pp. 1877-1881 ◽  
Author(s):  
Pan Ma ◽  
Yucheng Wang ◽  
Qun Qi ◽  
Xiaoru Dong ◽  
Peihua Zhu ◽  
...  
Keyword(s):  
Lead Ion ◽  
Ratiometric Fluorescence ◽  
Naked Eye ◽  
Ion Analysis

A naked-eye and ratiometric near-infrared probe for palladium via modulation of a π-conjugated system of cyanines

2014 ◽  
Vol 50 (88) ◽  
pp. 13525-13528 ◽  
Author(s):  
Xiaohang Wang ◽  
Zhiqian Guo ◽  
Shiqin Zhu ◽  
He Tian ◽  
Weihong Zhu
Keyword(s):  
Near Infrared ◽  
Stokes Shift ◽  
Cyanine Dyes ◽  
Living Cells ◽  
Aqueous Samples ◽  
Ratiometric Fluorescence ◽  
Large Stokes Shift ◽  
Naked Eye ◽  
Fluorescence Change

The modulation of π-conjugated electrons in cyanine dyes can result in a ratiometric fluorescence change with a large Stokes shift (270 nm), especially for realizing palladium detection in aqueous samples using indicator paper and in living cells by ratiometric mode.

A ‘‘naked-eye’’ colorimetric and ratiometric fluorescence probe for trace hydrazine

2019 ◽  
Vol 11 (19) ◽  
pp. 2591-2596 ◽  
Author(s):  
Cuiyan Wu ◽  
Hai Xu ◽  
Yaqian Li ◽  
Ruihua Xie ◽  
Peijuan Li ◽  
...  
Keyword(s):  
Excited State ◽  
Proton Transfer ◽  
Fluorescence Probe ◽  
Intramolecular Proton Transfer ◽  
Ratiometric Fluorescence ◽  
Naked Eye

A new colorimetric and ratiometric fluorescence probe was developed for detection of hydrazine (N2H4) based on the mechanism of intramolecular proton transfer excited state (ESIPT).

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