Bifunctional Fe-MOF@ Fe3O4NPs for colorimetric and ratiometric fluorescence detection of uric acid in human urine

T Lian, J Chen, X Tang, P Qiu, Y Hu - Microchemical Journal, 2024 - Elsevier
Nanozymes as a substitute for natural enzymes have attracted many attention owing to their
high stability, low cost, and satisfactory catalytic activity. In this study, a new dual-readout …

A facile, low-cost bimetallic iron–nickel MOF nanozyme-propelled ratiometric fluorescent sensor for highly sensitive and selective uric acid detection and its …

J Han, Y Zhang, X Lv, D Fan, S Dong - Nanoscale, 2024 - pubs.rsc.org
As a kind of well-known disease biomarker, uric acid (UA) is closely associated with normal
metabolism and health. Despite versatile nanozymes facilitating the analysis of UA, most …

Bioinspired construction of histidine-doped porphyrin covalent organic framework nanozyme with enhanced peroxidase-like activity for sensitive uric acid detection

C Zhong, C Hu, D Ouyang, A Dan, Y Zhong… - Chemical Engineering …, 2023 - Elsevier
Imitating catalytic sites of natural enzymes is a promising approach to accurately improve the
catalytic performances of nanozymes. Herein, inspired by the structure of natural …

A luminescent MOF-based nonenzymatic probe for colorimetric/photothermal/fluorescence triple-mode assay of uric acid in body fluids

J Guan, M Wang, Y Xiong, Q Liu, X Chen - Talanta, 2024 - Elsevier
Monitoring the levels of uric acid (UA) in body fluids is of great significance in the clinical
diagnosis and therapy of related diseases. Herein, a novel nanocomposite R6G@ Fe-MOF …

CuCo2S4 nanozyme-based stimulus-responsive hydrogel kit for rapid point-of-care testing of uric acid

X Yuan, H Zhao, Y Yuan, M Chen, L Zhao, Z Xiong - Microchimica Acta, 2022 - Springer
An efficient analysis platform composed of nanozyme-based hydrogel kit and smartphone
was constructed for on-site detection of uric acid (UA) in a rapid and realiable manner …

Dual enzyme-mimicking fluorescent amino terephthalic acid/CuFe/adenosine triphosphate nanoparticles for determination of H2O2 and ascorbic acid

Z Gan, T Zhang, X An, Q Tan, S Zhen, Y Hu, X Hu - Microchemical Journal, 2022 - Elsevier
Many nanozymes have been synthesized, though, it is still necessary to rationally synthesize
multifunctional nanozymes for diverse applications. Herein, we fabricate three fluorescent …

Fluorescent MOF-based nanozymes for discrimination of phenylenediamine isomers and ratiometric sensing of o-phenylenediamine

Y Xia, K Sun, YN Zuo, S Zhu, XE Zhao - Chinese Chemical Letters, 2022 - Elsevier
Although peroxidase-like nanozymes have made great progress in bioanalysis, few current
nanozyme-based biosensors are constructed for discriminating isomers of organic …

Urate oxidase loaded in PCN-222 (Fe) with peroxidase-like activity for colorimetric detection of uric acid

X Liang, Y Chen, K Wen, H Han, Q Li - Journal of Materials Chemistry …, 2021 - pubs.rsc.org
In the past two decades, the number of reports on the construction of uric acid (UA) sensors
has increased dramatically, as it is a vital factor in the diagnosis of physiological functions …

Designed multifunctional ratiometric fluorescent probe for directly detecting fluoride ion/dichromate and indirectly monitoring urea

Y Zhang, L Zhang - Journal of Hazardous Materials, 2021 - Elsevier
Abstract UiO-66-NH 2@ eosin Y composite was obtained by confining eosin Y (EY) into the
cavities of Zr-MOF and could emit two fluorescence peaks at 453 and 543 nm at an …

Rational biomimetic construction of lignin-based carbon nanozyme for identification of uric acid in human urine

Q Sun, X Xu, M Wu, N Niu, L Chen - Talanta, 2024 - Elsevier
Nanozymes have made remarkable progress in the field of sensing assays by replacing
native enzyme functions. However, it is still a challenge to rationally design active centers …