A water-stable metal–organic framework of a zwitterionic carboxylate with dysprosium: a sensing platform for Ebolavirus RNA sequences

2016 ◽  
Vol 52 (1) ◽  
pp. 132-135 ◽  
Author(s):  
Liang Qin ◽  
Li-Xian Lin ◽  
Zhi-Ping Fang ◽  
Shui-Ping Yang ◽  
Gui-Hua Qiu ◽  
...  

A 3D Dy-based metal–organic framework (MOF) 1 was synthesized. Compound 1 can interact with the probe DNA to form a P-DNA@1 system. This system can be used as an effective fluorescent sensing platform for the detection of Ebolavirus RNA.

The Analyst ◽  
2019 ◽  
Vol 144 (9) ◽  
pp. 3111-3118 ◽  
Author(s):  
Marieeswaran Muppidathi ◽  
Panneerselvam Perumal ◽  
Ravikumar Ayyanu ◽  
Sivanesan Subramanian

In this work, we fabricated a metal–organic framework derived magnetic porous carbon (MPC) and with ssDNA achieved specific and efficient recognition of harmful arsenate ions. The detection limit was achieved at 630 pM.


2019 ◽  
Vol 91 (4) ◽  
pp. 2727-2733 ◽  
Author(s):  
Chan Yang ◽  
Kun Chen ◽  
Mei Chen ◽  
Xiaoxiao Hu ◽  
Shuang-Yan Huan ◽  
...  

2019 ◽  
Vol 7 (1) ◽  
pp. 46-52 ◽  
Author(s):  
Bingqing Wang ◽  
Meiting Zhao ◽  
Liuxiao Li ◽  
Ying Huang ◽  
Xiao Zhang ◽  
...  

Abstract Structure engineering of metal-organic frameworks (MOFs) at the nanometer scale is attracting increasing interest due to their unique properties and new functions that normally cannot be achieved in bulk MOF crystals. Here, we report the preparation of ultra-thin MOF nanoribbons (NRBs) by using metal-hydroxide nanostructures as the precursors. Importantly, this general method can be used to synthesize various kinds of ultra-thin MOF NRBs, such as MBDC (M = Co, Ni; BDC = 1,4-benzenedicarboxylate), NiCoBDC, CoTCPP (TCPP = tetrakis(4-carboxyphenyl)porphyrin) and MIL-53(Al) NRBs. As a proof-of-concept application, the as-prepared ultra-thin CoBDC NRBs have been successfully used as a fluorescent sensing platform for DNA detection, which exhibited excellent sensitivity and selectivity. The present strategy might open an avenue to prepare MOF nanomaterials with new structures and unique properties for various promising applications.


The Analyst ◽  
2019 ◽  
Vol 144 (6) ◽  
pp. 1916-1922 ◽  
Author(s):  
Qiao Liu ◽  
Di Ning ◽  
Wen-Juan Li ◽  
Xiao-Meng Du ◽  
Qian Wang ◽  
...  

With the use of a masking agent, a luminescent MOF realized the selective fluorescent sensing of tetracyclines over many other kinds of antibiotics.


2016 ◽  
Vol 222 ◽  
pp. 632-637 ◽  
Author(s):  
Baiqing Yuan ◽  
Jingchao Zhang ◽  
Renchun Zhang ◽  
Huaizhong Shi ◽  
Nan Wang ◽  
...  

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