Fe–Ni metal–organic frameworks with prominent peroxidase-like activity for the colorimetric detection of Sn2+ ions

The Analyst ◽  
2020 ◽  
Vol 145 (19) ◽  
pp. 6349-6356
Author(s):  
Ye Hu ◽  
Chaochao Yue ◽  
Jing Wang ◽  
Yuhua Zhang ◽  
Wenhui Fang ◽  
...  
Keyword(s):  
Colorimetric Detection ◽  
Metal Organic Frameworks ◽  
Blue Color ◽  
Metal Organic

The synthesized Fe–Ni-MOF could oxidize TMB to produce oxTMB with blue color. The presence of Sn2+ ions could make the oxTMB color lighter, hence colorimetric detection of Sn2+ ions is realized.

Copper fumarate with high-bifunctional nanozyme activities at different pH for glucose and epinephrine colorimetric detection in human serum

The Analyst ◽  
2021 ◽  
Author(s):  
Meihui Ying ◽  
Guizeng Yang ◽  
Yuanjie Xu ◽  
Hui-Ling Ye ◽  
Xing Lin ◽  
...  
Keyword(s):  
Human Serum ◽  
Active Sites ◽  
Colorimetric Detection ◽  
Metal Organic Frameworks ◽  
High Density ◽  
Detection Methods ◽  
Metal Organic

Metal-organic frameworks (MOFs) have attracted extensive attention in the construction of colorimetric detection methods due to their easy modification and high density of active sites. However, most of the reported...

A functional FePt@MOFs (MIL-101(Fe)) nano-platform for high efficient colorimetric determination of H2O2

The Analyst ◽  
2019 ◽  
Vol 144 (8) ◽  
pp. 2716-2724 ◽  
Author(s):  
Zunfu Hu ◽  
Yongheng Yin ◽  
Qingyun Liu ◽  
Xiuwen Zheng
Keyword(s):  
Colorimetric Detection ◽  
Metal Organic Frameworks ◽  
Fept Nanoparticles ◽  
Colorimetric Determination ◽  
High Efficient ◽  
Metal Organic ◽  
Surface Modified

Surface-modified FePt nanoparticles were loaded into metal–organic frameworks in a facile in situ way and the resulting material (FePt@MOFs NCs) acted as a high efficient colorimetric detection agent for H2O2.

Formation of porous Cu hydroxy double salt nanoflowers derived from metal–organic frameworks with efficient peroxidase-like activity for label-free detection of glucose

Nanoscale ◽  
2018 ◽  
Vol 10 (25) ◽  
pp. 11948-11954 ◽  
Author(s):  
Ali Li ◽  
Xijiao Mu ◽  
Tianrong Li ◽  
Huang Wen ◽  
Wanchong Li ◽  
...  
Keyword(s):  
Colorimetric Detection ◽  
Metal Organic Frameworks ◽  
Copper Acetate ◽  
Double Salt ◽  
Label Free ◽  
Label Free Detection ◽  
Metal Organic

With a leaf-like MOF-5 as both a precursor and a template and copper acetate as a second precursor, CuHDS nanoflowers have been prepared for colorimetric detection of glucose.

A facile strategy for enzyme immobilization with highly stable hierarchically porous metal–organic frameworks

Nanoscale ◽  
2017 ◽  
Vol 9 (44) ◽  
pp. 17561-17570 ◽  
Author(s):  
Xiao Liu ◽  
Wei Qi ◽  
Yuefei Wang ◽  
Rongxin Su ◽  
Zhimin He
Keyword(s):  
Uric Acid ◽  
Enzyme Immobilization ◽  
Colorimetric Detection ◽  
Metal Organic Frameworks ◽  
Porous Metal ◽  
Hierarchically Porous ◽  
Metal Organic

Enzymes were efficiently immobilized on highly stable hierarchically porous MOFs and applied to the colorimetric detection of glucose and uric acid.

Highly efficient colorimetric detection of cancer cells utilizing Fe-MIL-101 with intrinsic peroxidase-like catalytic activity over a broad pH range

RSC Advances ◽  
2015 ◽  
Vol 5 (119) ◽  
pp. 97910-97917 ◽  
Author(s):  
Daomei Chen ◽  
Bin Li ◽  
Liang Jiang ◽  
Deliang Duan ◽  
Yizhou Li ◽  
...  
Keyword(s):  
Surface Modification ◽  
Catalytic Activity ◽  
Folic Acid ◽  
Cancer Cells ◽  
Colorimetric Assay ◽  
Colorimetric Detection ◽  
Metal Organic Frameworks ◽  
Metal Organic ◽  
Iron Based ◽  
Ph Range

We take advantage of the folic acid conjugated iron-based metal–organic frameworks (Fe-MIL-101) without any surface modification to design a simple and sensitive colorimetric assay to detect cancer cells based on its intrinsic peroxidase-like activity over broad pH range.

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