A rhodamine-based ‘turn-on’ Al3+ ion-selective reporter and the resultant complex as a secondary sensor for F− ion are applicable to living cell staining

2015 ◽  
Vol 44 (18) ◽  
pp. 8708-8717 ◽  
Author(s):  
Buddhadeb Sen ◽  
Manjira Mukherjee ◽  
Samya Banerjee ◽  
Siddhartha Pal ◽  
Pabitra Chattopadhyay

A new cell permeable rhodamine based Schiff base (L) senses nanomolar level of Al3+ ions through CHEF process and its Al(iii) complex (2) behaves as a highly F− ions selective biomarker through fluorescence quenching in HEPES buffer.

2013 ◽  
Vol 5 (1) ◽  
pp. 169-172 ◽  
Author(s):  
Debasis Karak ◽  
Arnab Banerjee ◽  
Sisir Lohar ◽  
Animesh Sahana ◽  
Subhra Kanti Mukhopadhyay ◽  
...  

RSC Advances ◽  
2015 ◽  
Vol 5 (61) ◽  
pp. 48997-49005 ◽  
Author(s):  
Anup Kumar Bhanja ◽  
Chiranjit Patra ◽  
Sudipa Mondal ◽  
Durbadal Ojha ◽  
Debprasad Chattopadhyay ◽  
...  

Vanillinyl Schiff base (H2L), a nontoxic probe and a fluorescent sensor to Zn2+, LOD 0.018 μM is used for living cell imaging.


2018 ◽  
Vol 42 (1) ◽  
pp. 613-618 ◽  
Author(s):  
Qiuzi Dai ◽  
Haiyang Liu ◽  
Chunmei Gao ◽  
Wenlu Li ◽  
Caizhen Zhu ◽  
...  

A highly selective and sensitive fluorescence quenching chemosensor (ACC) for Cu2+ detection in HEPES buffer and living cell imaging was developed.


2016 ◽  
Vol 228 ◽  
pp. 287-294 ◽  
Author(s):  
Chiranjit Patra ◽  
Anup Kumar Bhanja ◽  
Chandana Sen ◽  
Durbadal Ojha ◽  
Debprasad Chattopadhyay ◽  
...  

RSC Advances ◽  
2015 ◽  
Vol 5 (62) ◽  
pp. 50532-50539 ◽  
Author(s):  
Buddhadeb Sen ◽  
Manjira Mukherjee ◽  
Siddhartha Pal ◽  
Supriti Sen ◽  
Pabitra Chattopadhyay

A water soluble non-fluorescent biofriendly cell permeable structurally characterised copper(ii) complex (1) selectively senses HSO4− ions as low as 3.18 × 10−7 M in water : DMSO (9 : 1, v/v) HEPES buffer at biological pH.


RSC Advances ◽  
2015 ◽  
Vol 5 (81) ◽  
pp. 65731-65738 ◽  
Author(s):  
Divya Singhal ◽  
Neha Gupta ◽  
Ashok Kumar Singh

2-((3-Methylthiophen-2-yl)methyleneamino)benzenethiol (Probe 1) is selective for Hg2+. The binding affinity of Hg2+ with Probe 1 was confirmed by DFT and electrochemical behaviour. The limit of detection was 20 μM with 2 : 1 stoichiometry of 1 + Hg2+ complex.


2019 ◽  
Vol 282 ◽  
pp. 347-358 ◽  
Author(s):  
Bidyut Kumar Kundu ◽  
Poulami Mandal ◽  
Bhaswati Ghosh Mukhopadhyay ◽  
Ritudhwaj Tiwari ◽  
Debasis Nayak ◽  
...  

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