Fe3O4 Magnetic Nanoparticles as Peroxidase Mimetics and Their Applications in H2O2 and Glucose Detection

H Wei, E Wang - Analytical chemistry, 2008 - ACS Publications
Artificial enzyme mimetics are a current research interest because natural enzymes bear
some serious disadvantages, such as their catalytic activity can be easily inhibited and they …

Magnetic Fe3S4 nanoparticles with peroxidase-like activity, and their use in a photometric enzymatic glucose assay

C Ding, Y Yan, D Xiang, C Zhang, Y Xian - Microchimica Acta, 2016 - Springer
Greigite magnetic nanoparticles (Fe 3 S 4-MNPs) were prepared and reveal a peroxidase-
like activity. Kinetic studies revealed a pseudo-enzymatic activity that is much higher than …

Determination of hydrogen peroxide with the aid of peroxidase-like Fe3O4 magnetic nanoparticles as the catalyst

Q Chang, K Deng, L Zhu, G Jiang, C Yu, H Tang - Microchimica Acta, 2009 - Springer
As a mimetic peroxidase, Fe 3 O 4 magnetic nanoparticles (MNPs) were prepared and used
for the determination of hydrogen peroxide (H 2 O 2) based on their catalytic effect on the …

Colorimetric Detection of Urine Glucose Based ZnFe2O4 Magnetic Nanoparticles

L Su, J Feng, X Zhou, C Ren, H Li, X Chen - Analytical chemistry, 2012 - ACS Publications
In this paper, we discovered that ZnFe2O4 magnetic nanoparticles (MNPs) possess intrinsic
peroxidase-like activity. ZnFe2O4 MNPs exhibit several advantages such as high catalytic …

Modification and application of Fe3O4 nanozymes in analytical chemistry: A review

J Ju, Y Chen, Z Liu, C Huang, Y Li, D Kong… - Chinese Chemical …, 2023 - Elsevier
In recent years, Fe 3 O 4 nanomaterials have received much attention in analytical chemistry
due to their excellent magnetic and peroxidase-like activity. As the catalytic characteristics of …

The peroxidase/catalase-like activities of MFe2O4 (M= Mg, Ni, Cu) MNPs and their application in colorimetric biosensing of glucose

L Su, W Qin, H Zhang, ZU Rahman, C Ren, S Ma… - Biosensors and …, 2015 - Elsevier
Abstract MFe 2 O 4 (M= Mg, Ni, Cu) magnetic nanoparticles (MNPs) were found to have
catalytic activities similar to those of biological enzymes such as catalase and peroxidase …

Enhancement of the peroxidase-like activity of cerium-doped ferrite nanoparticles for colorimetric detection of H 2 O 2 and glucose

M Hosseini, FS Sabet, H Khabbaz, M Aghazadeh… - Analytical …, 2017 - pubs.rsc.org
In this report, cerium doped-ferrite nanoparticles (Ce–Fe3O4 NPs), a novel ceria
nanostructure, were proposed to have intrinsic peroxidase-like activity toward a classic …

ATP-mediated intrinsic peroxidase-like activity of Fe3O4-based nanozyme: one step detection of blood glucose at physiological pH

NVS Vallabani, AS Karakoti, S Singh - Colloids and Surfaces B …, 2017 - Elsevier
Abstract Fe 3 O 4 nanoparticles (Fe 3 O 4 NPs), demonstrating peroxidase-like activity has
garnered attention in the detection of several biomolecules, therefore, emerged as an …

Intrinsic peroxidase-like activity of ferromagnetic nanoparticles

L Gao, J Zhuang, L Nie, J Zhang, Y Zhang, N Gu… - Nature …, 2007 - nature.com
Nanoparticles containing magnetic materials, such as magnetite (Fe 3 O 4), are particularly
useful for imaging and separation techniques. As these nanoparticles are generally …

The artificial peroxidase activity of magnetic iron oxide nanoparticles and its application to glucose detection

F Yu, Y Huang, AJ Cole, VC Yang - Biomaterials, 2009 - Elsevier
Aside from their superparamagnetic properties exploited in clinical magnetic resonance
imaging (MRI), it was recently discovered that magnetic, iron oxide nanoparticles could …