Fluorescent carbon dots with tunable emission by dopamine for sensing of intracellular pH, elementary arithmetic operations and a living cell imaging based INHIBIT logic gate

2017 ◽  
Vol 5 (26) ◽  
pp. 5265-5271 ◽  
Author(s):  
Chuanqing Lan ◽  
Liangliang Zhang ◽  
Bingfang Shi ◽  
Dongxia Chen ◽  
Limin Zhao ◽  
...  

Luminescent carbon dots with tunable emission were prepared by the pyrolysis of citric acid and dopamine for sensing of intracellular pH, elementary arithmetic operations and a living cell imaging based INHIBIT logic gate.

2016 ◽  
Vol 40 (2) ◽  
pp. 1698-1703 ◽  
Author(s):  
Mingyue Xue ◽  
Zhihua Zhan ◽  
Mengbing Zou ◽  
Liangliang Zhang ◽  
Shulin Zhao

Fluorescent carbon dots derived from peanut shells were prepared via a pyrolysis approach and used for living cell imaging.


RSC Advances ◽  
2014 ◽  
Vol 4 (58) ◽  
pp. 30666-30672 ◽  
Author(s):  
Deblina Sarkar ◽  
Arindam Pramanik ◽  
Sujan Biswas ◽  
Parimal Karmakar ◽  
Tapan Kumar Mondal

The new coumarin based fluorescent ‘turn-on’ chemosensor (H2L) efficiently detects Al3+ over other metal ions. It is efficient in detecting Al3+ in the intracellular region of HeLa cells and also exhibits an INHIBIT logic gate with Al3+ and EDTA as chemical inputs.


RSC Advances ◽  
2015 ◽  
Vol 5 (81) ◽  
pp. 65913-65921 ◽  
Author(s):  
Saheli Sarkar ◽  
Krishnendu Das ◽  
Moumita Ghosh ◽  
Prasanta Kumar Das

Thermal coupling between citric acid and Na-salt of glycine, l-valine and l-isolucine produced blue emitting carbon dots (CDs) and in presence of NaH2PO4, produced green emitting phosphorous doped CDs (PCDs), which were utilized for cell imaging.


2017 ◽  
Vol 15 (19) ◽  
pp. 4115-4121 ◽  
Author(s):  
Zhen-Hai Fu ◽  
Lu-Bin Yan ◽  
Xiaolong Zhang ◽  
Fan-Fan Zhu ◽  
Xin-Long Han ◽  
...  

Relay recognition of copper(ii) ions and biothiolsviaa fluorescence “on–off–on” cascade has been realized in 100% aqueous solution when excited by the visible light.


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