☆ 4.7 Article

Heparin-enhanced peroxidase-like activity of iron-cobalt oxide nanosheets for sensitive colorimetric detection of trypsin

MICROCHIMICA ACTA (2022)

Related references

Note: Only part of the references are listed.

Article Chemistry, Physical

Green synthesis of Au@WSe2 hybrid nanostructures with the enhanced peroxidase-like activity for sensitive colorimetric detection of glucose

Chengyi Hong et al.

Summary: A colorimetric method for glucose detection based on Au nanoparticle-decorated WSe2 (Au@WSe2) hybrid nanostructures is reported in this study. The method offers a detection limit of 3.66 µM and is applicable for glucose detection in serum samples, showing promising applications in the biomedical field.

NANO RESEARCH (2022)

Add to Collection

Article Nanoscience & Nanotechnology

Polyoxometalate Nanostructures Decorated with CuO Nanoparticles for Sensing Ascorbic Acid and Fe2+ Ions

Yaxin Xu et al.

Summary: Nanozymes like CuO NP-POM have been developed with tetraenzyme mimetic activities for the construction of colorimetric and fluorometric sensors with high detection sensitivity for specific targets such as ascorbic acid and Fe2+. These sensors have been successfully applied in detecting AA and Fe2+ in food and biological samples, offering rapid detection methods for specific analysis. This work not only enhances the multi-nanozyme activity of nanocomposites, but also provides a pathway for the rapid analysis of specific targets using special nanozyme activities.

ACS APPLIED NANO MATERIALS (2021)

Add to Collection

Article Chemistry, Physical

Ultrathin iron-cobalt oxide nanosheets with enhanced H2O2 activation performance for efficient degradation of tetracycline

Mingxing Nie et al.

Summary: The ultrathin iron-cobalt oxide nanosheets (CoFe-ONSs) synthesized using NaBH4 as the reductant exhibited high tetracycline removal efficiency under neutral conditions. Hydroxyl radicals were identified as the main active species, with redox cycles of Fe-II/Fe-III and Co-II/Co-III contributing to their generation.

APPLIED SURFACE SCIENCE (2021)

Add to Collection

Article Engineering, Environmental

?Laccase-like? properties of coral-like silver citrate micro-structures for the degradation and determination of phenolic pollutants and adrenaline

Aneesh Koyappayil et al.

Summary: This study presents a simple functional laccase mimic based on coral-like silver citrate microstructures, showing excellent laccase-like activity in oxidizing phenolic substrates and the endocrine hormone adrenaline.

JOURNAL OF HAZARDOUS MATERIALS (2021)

Add to Collection

Article Chemistry, Analytical

Fabrication of Bioresource-Derived Porous Carbon-Supported Iron as an Efficient Oxidase Mimic for Dual-Channel Biosensing

Mengke Wang et al.

Summary: A new strategy was designed to fabricate a renewable Fe/NPC-based oxidase mimic, showing outstanding oxidase-mimicking activity, stability, and reusability for sensitive detection of AChE. This work provides a sustainable and effective approach for utilizing bioresources to fabricate high-performance Fe/NPC-based oxidase mimics and offers new impetus for developing novel biosensors using Fe/NPC-based enzyme mimics as substitutes for natural enzymes.

ANALYTICAL CHEMISTRY (2021)

Add to Collection

Article Chemistry, Analytical

Two-Dimensional MnO2 Nanozyme-Mediated Homogeneous Electrochemical Detection of Organophosphate Pesticides without the Interference of H2O2 and Color

Jiahui Wu et al.

Summary: In this study, manganese dioxide nanosheets were used as catalysts to develop a novel electrochemical sensor for organophosphate pesticides detection, eliminating interference from H2O2 and color. The sensor showed improved performance and lower detection limits, providing a new pathway for nanozyme-based sensors and finding more applications in food samples for OP residue determination.

ANALYTICAL CHEMISTRY (2021)

Add to Collection

Article Chemistry, Analytical

A novel selective detection method for sulfide in food systems based on the GMP-Cu nanozyme with laccase activity

Hui Huang et al.

Summary: A colorimetric strategy for sulfide analysis was developed using GMP-Cu nanozymes with laccase-like activity, which found that sulfide could significantly enhance the catalytic activity of the nanozymes. The method showed excellent selectivity for sulfide and was successfully applied in food systems.

TALANTA (2021)

Add to Collection

Article Engineering, Biomedical

Copper single-atom catalysts with photothermal performance and enhanced nanozyme activity for bacteria-infected wound therapy

Xianwen Wang et al.

Summary: This study highlights the enhanced catalytic activity of nanozymes through the construction of Cu SASs/NPC for photothermal-catalytic antibacterial treatment strategy. The introduction of Cu significantly improves the catalytic performance of nanozymes, effectively killing bacteria and improving sterilization effect. The synergistic PTT-catalytic antibacterial strategy shows almost 100% antibacterial efficiency against E. coli and MRSA, demonstrating wide bio-applications of Cu-containing catalysts in antibacterial and anti-infective treatments.

BIOACTIVE MATERIALS (2021)

Add to Collection

Article Chemistry, Analytical

5,10,15,20-tetrakis (4-carboxyl phenyl) porphyrin-functionalized urchin-like CuCo2O4 as an excellent artificial nanozyme for determination of dopamine

Yanlei He et al.

Summary: The Urchin-like peroxidase mimic Por-CuCo2O4 has been fabricated as an excellent visual biosensor for sensitive detection of dopamine (DA) with high sensitivity and good selectivity in serum samples. The catalytic activity of Por-CuCo2O4 was evaluated by chromogenic substrate TMB with H2O2, showing a rapid visual blue change. Experiments confirmed that electron transfer, O-2(-) radicals, and holes (h(+)) are important factors during the catalytic oxidation process.

MICROCHIMICA ACTA (2021)

Add to Collection

Article Nanoscience & Nanotechnology

Robust O2 Supplementation from a Trimetallic Nanozyme-Based Self-Sufficient Complementary System Synergistically Enhances the Starvation/Photothermal Therapy against Hypoxic Tumors

Cheng-Yun Wu et al.

Summary: This study presents a self-sufficient hybrid enzyme-based system that synergistically alleviates tumor hypoxia and induces an anti-cancer effect when combined with irradiation of light from a near-infrared laser. The system consists of Pt-decorated hollow Ag-Au trimetallic nanocages and glucose oxidase, which can continuously supply O-2 and consume glucose to enhance the therapeutic efficacy of combined starvation and photothermal therapy in hypoxic tumors.

ACS APPLIED MATERIALS & INTERFACES (2021)

Add to Collection

Article Engineering, Environmental

Graphdiyne-supported palladium-iron nanosheets: A dual-functional peroxidase mimetic nanozyme for glutathione detection and antibacterial application

Tao Wang et al.

Summary: The PdFe/GDY nanozyme demonstrates excellent specificity in detecting GSH in bacteria and has an ultra-low detection limit, while also consuming GSH for bacterial disinfection and promoting wound healing without significant toxicity in vitro and in vivo. This work presents the first GDY-based nanozyme biosensor and antibacterial agent, indicating potential applications in clinical diagnosis and sterilization.

CHEMICAL ENGINEERING JOURNAL (2021)

Add to Collection

Article Agriculture, Multidisciplinary

Universal Nanoplatform for Formaldehyde Detection Based on the Oxidase-Mimicking Activity of MnO2 Nanosheets and the In Situ Catalysis-Produced Fluorescence Species

Qixia Zhao et al.

Summary: A fluorescence method using MnO2 nanosheets as a nanoplatform was developed for sensitive detection of formaldehyde. The platform showed excellent performance in detecting formaldehyde in various samples with high sensitivity, wide linear range, and low detection limit. This work not only expands the application of MnO2 nanosheets in fluorescence sensing, but also offers a sensitive and selective method for detecting formaldehyde in different samples.

JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY (2021)

Add to Collection

Article Microscopy

Effect of trypsin concentration on living SMCC-7721 cells studied by atomic force microscopy

Jin Yan et al.

Summary: The study demonstrates that treatment with trypsin can affect the morphology and mechanical properties of human hepatoma cells, with implications for its important role in cancer research and therapy.

JOURNAL OF MICROSCOPY (2021)

Add to Collection

Article Nanoscience & Nanotechnology

Au/Metal-Organic Framework Nanocapsules for Electrochemical Determination of Glutathione

Jingwen Xie et al.

Summary: An ultrasensitive signal amplification strategy has been developed using Au@Cu-MOF nanocapsules as an electrochemical platform for the determination of glutathione (GSH). The strategy shows high sensitivity and selectivity based on the solid-state electrochemistry of CuCl signal output, allowing for analysis in complex physiological environments.

ACS APPLIED NANO MATERIALS (2021)

Add to Collection

Article Chemistry, Analytical

A Heparinase Sensor Based on a Ternary System of Hg2+-Heparin-Osmium Nanoparticles

Shao-Bin He et al.

ANALYTICAL CHEMISTRY (2020)

Add to Collection

Article Chemistry, Multidisciplinary

White Peroxidase-Mimicking Nanozymes: Colorimetric Pesticide Assay without Interferences of O2 and Color

Xin Liang et al.

ADVANCED FUNCTIONAL MATERIALS (2020)

Add to Collection

Article Multidisciplinary Sciences

Role of trypsin and protease-activated receptor-2 in ovarian cancer

Kyu Kwang Kim et al.

PLOS ONE (2020)

Add to Collection

Article Chemistry, Analytical

Cadmium cobaltite nanosheets synthesized in basic deep eutectic solvents with oxidase-like, peroxidase-like, and catalase-like activities and application in the colorimetric assay of glucose

Xin Wei et al.

MICROCHIMICA ACTA (2020)

Add to Collection

Article Chemistry, Multidisciplinary

Using G-Rich Sequence to Enhance the Peroxidase-Mimicking Activity of DNA-Cu/Ag Nanoclusters for Rapid Colorimetric Detection of Hydrogen Peroxide and Glucose

Zhiwei Du et al.

CHEMISTRYSELECT (2020)

Add to Collection

Article Nanoscience & Nanotechnology

Facile Preparation of Homogeneous Copper Nanoclusters Exhibiting Excellent Tetraenzyme Mimetic Activities for Colorimetric Glutathione Sensing and Fluorimetric Ascorbic Acid Sensing

Chongyang Liu et al.

ACS APPLIED MATERIALS & INTERFACES (2020)

Add to Collection

Article Chemistry, Analytical

A label-free fluorescence biosensor based on a bifunctional MIL-101(Fe) nanozyme for sensitive detection of choline and acetylcholine at nanomolar level

Jingjing Guo et al.

SENSORS AND ACTUATORS B-CHEMICAL (2020)

Add to Collection

Review Chemistry, Analytical

Group IV nanodots: Newly emerging properties and application in biomarkers sensing

Peipei Li et al.

TRAC-TRENDS IN ANALYTICAL CHEMISTRY (2020)

Add to Collection

Article Chemistry, Multidisciplinary

Oxygen-Deficient Bimetallic Oxide FeWOX Nanosheets as Peroxidase-Like Nanozyme for Sensing Cancer via Photoacoustic Imaging

Fei Gong et al.

SMALL (2020)

Add to Collection

Article Chemistry, Analytical

VOx Quantum Dots with Multienzyme-Mimic Activities and the Application in Constructing a Three-Dimensional (3D) Coordinate System for Accurate Discrimination of the Hydrogen Peroxide over a Broad Concentration Range

Lei Huang et al.

ANALYTICAL CHEMISTRY (2019)

Add to Collection

Article Chemistry, Analytical

A fluorometric and colorimetric method for determination of trypsin by exploiting the gold nanocluster-induced aggregation of hemoglobin-coated gold nanoparticles

Zhengming Zhou et al.

MICROCHIMICA ACTA (2019)

Add to Collection

Article Chemistry, Analytical

Light-Responsive Metal-Organic Framework as an Oxidase Mimic for Cellular Glutathione Detection

Yufeng Liu et al.

ANALYTICAL CHEMISTRY (2019)

Add to Collection

Article Chemistry, Analytical

A facile preparation of CuS-BSA nanocomposite as enzyme mimics: Application for selective and sensitive sensing of Cr(VI) ions

Abir Swaidan et al.

SENSORS AND ACTUATORS B-CHEMICAL (2019)

Add to Collection

Article Chemistry, Analytical

Logically Regulating Peroxidase-Like Activity of Gold Nanoclusters for Sensing Phosphate-Containing Metabolites and Alkaline Phosphatase Activity

Chuanxia Chen et al.

ANALYTICAL CHEMISTRY (2019)

Add to Collection

Article Chemistry, Multidisciplinary

Synthesis of Surface-Modification-Oriented Nanosized Molybdenum Disulfide with High Peroxidase-Like Catalytic Activity for H2O2 and Cholesterol Detection

Dongqing Ma et al.

CHEMISTRY-A EUROPEAN JOURNAL (2018)

Add to Collection

Review Chemistry, Multidisciplinary

Oxygen Vacancy-Mediated Photocatalysis of BiOCl: Reactivity, Selectivity, and Perspectives

Hao Li et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2018)

Add to Collection

Article Biophysics

Amino acid-mediated 'turn-off/turn-on' nanozyme activity of gold nanoclusters for sensitive and selective detection of copper ions and histidine

Yan Liu et al.

BIOSENSORS & BIOELECTRONICS (2017)

Add to Collection

Article Chemistry, Multidisciplinary

Ultrathin Iron-Cobalt Oxide Nanosheets with Abundant Oxygen Vacancies for the Oxygen Evolution Reaction

Linzhou Zhuang et al.

ADVANCED MATERIALS (2017)

Add to Collection

Article Chemistry, Analytical

Catalytic and peroxidase-like activity of carbon based-AuPd bimetallic nanocomposite produced using carbon dots as the reductant

Liuqing Yang et al.

ANALYTICA CHIMICA ACTA (2016)

Add to Collection

Article Chemistry, Physical

PEG-assisted hydrothermal synthesis of CoFe2O4 nanoparticles with enhanced selective adsorption properties for different dyes

Xiaofei Wu et al.

APPLIED SURFACE SCIENCE (2016)

Add to Collection

Article Chemistry, Analytical

Graphene oxide-based chemiluminescent sensing platform for label-free detection of trypsin and its inhibitors

Huanhuan Zhang et al.

ANALYTICAL METHODS (2015)

Add to Collection

Article Biochemical Research Methods

Quantitation of residual trypsin in cell-based therapeutics using immobilized α-1-antitrypsin or SBTI in an ELISA format

James A. Braatz et al.

JOURNAL OF IMMUNOLOGICAL METHODS (2015)

Add to Collection

Article Biophysics

Turn-on chemiluminescent sensing platform for label-free protease detection using streptavidin-modified magnetic beads

Huanhuan Zhang et al.

BIOSENSORS & BIOELECTRONICS (2014)

Add to Collection

Article Chemistry, Multidisciplinary

Ultrasensitive surface-enhanced Raman scattering detection of trypsin based on anti-aggregation of 4-mercaptopyridine-functionalized silver nanoparticles: an optical sensing platform toward proteases

Lingxin Chen et al.

NANOSCALE (2013)

Add to Collection

Article Chemistry, Multidisciplinary

Carbon nanodots as peroxidase mimetics and their applications to glucose detection

Wenbing Shi et al.

CHEMICAL COMMUNICATIONS (2011)

Add to Collection

Article Chemistry, Multidisciplinary

Graphene Oxide: Intrinsic Peroxidase Catalytic Activity and Its Application to Glucose Detection

Yujun Song et al.

ADVANCED MATERIALS (2010)

Add to Collection

Article Nanoscience & Nanotechnology

Synthesis and Magnetic Properties of Nearly Monodisperse CoFe2O4 Nanoparticles Through a Simple Hydrothermal Condition

Xing-Hua Li et al.

NANOSCALE RESEARCH LETTERS (2010)

Add to Collection

Article Nanoscience & Nanotechnology

Intrinsic peroxidase-like activity of ferromagnetic nanoparticles

Lizeng Gao et al.

NATURE NANOTECHNOLOGY (2007)

Add to Collection

© Peeref 2019-2024. All rights reserved.