☆ 4.7 Article

A novel sensor based on metalloporphyrins-embedded covalent organic frameworks for rapid detection of antioxidants in plant oil

SENSORS AND ACTUATORS B-CHEMICAL (2023)

相关参考文献

注意：仅列出部分参考文献，下载原文获取全部文献信息。

Article Engineering, Environmental

Visual naked-eye detection of SARS-CoV-2 RNA based on covalent organic framework capsules

Minghui Wang et al.

Summary: The outbreak of COVID-19 has emphasized the importance of new diagnostic technologies. This research introduces a novel COF capsule design for naked-eye detection of SARS-CoV-2 RNA, demonstrating exceptional analytical performance and promising applications.

CHEMICAL ENGINEERING JOURNAL (2022)

添加到收藏夹

Article Chemistry, Analytical

A multifunctional nanozyme-based enhanced system for tert-butyl hydroquinone assay by surface-enhanced Raman scattering

Dezhi Yang et al.

Summary: An Au-based nanozyme composite, AuNPs/Cu,I, was constructed using Cu,I-doped carbon dots as the reducing agent and nanozyme. It exhibited versatile enzyme-like activities and served as a surface-enhanced Raman spectroscopy enhancer.

MICROCHIMICA ACTA (2022)

添加到收藏夹

Article Chemistry, Multidisciplinary

Self-assembly of single metal sites embedde d covalent organic frameworks into multi-dimensional nanostructures for efficient CO2 electroreduction

Yi-Lu Yang et al.

Summary: Morphology-controlled electrocatalysts with porphyrin-based COFs as precursors were synthesized, resulting in three types of multi-dimensional nanostructures. These nanostructures exhibited high stability, large surface area, and single metal sites, enabling efficient CO2RR into CH4.

CHINESE CHEMICAL LETTERS (2022)

添加到收藏夹

Article Chemistry, Analytical

Functionalization of Covalent Organic Frameworks with DNA via Covalent Modification and the Application to Exosomes Detection

Jianyang Lu et al.

Summary: In this study, we proposed a functionalization strategy for covalent organic frameworks (COFs) using DNA. The DNA-functionalized COFs exhibited good hybridization ability and cargo loading ability. Based on this, an electrochemical biosensor for the detection of exosomes was developed. The functionalized COFs enabled the recognition and capture of exosomes, while the encapsulation of methylene blue in the COFs enhanced the sensitivity of the biosensor.

ANALYTICAL CHEMISTRY (2022)

添加到收藏夹

Article Chemistry, Applied

Construction of AuNPs/Cu,I-CD-based colorimetric sensor: Catalytic oxidation of TBHQ and the catalytic inhibition of HCHO

Qiulan Li et al.

Summary: Researchers have developed mixed-valence copper-iodine co-doped carbon dots, prepared AuNPs/Cu,I-CDs composite for the colorimetric detection of TBHQ and HCHO, showing promising potential applications in biomedicine and food safety.

FOOD CHEMISTRY (2022)

添加到收藏夹

Article Food Science & Technology

A sensitive and economical electrochemical platform for detection of food additive tert-butylhydroquinone based on porous Co3O4 nanorods embellished chemically oxidized carbon black

Deepak Balram et al.

Summary: In this paper, a highly sensitive and cost-effective electrochemical sensor for the nanomolar detection of synthetic antioxidant TBHQ is reported. The sensor showed excellent performance in TBHQ detection and achieved adequate recovery values in different samples.

FOOD CONTROL (2022)

添加到收藏夹

Article Food Science & Technology

Recent developments on graphene and its derivatives based electrochemical sensors for determinations of food contaminants

R. Suresh et al.

Summary: This paper summarizes the advancements in graphene and its derivatives-based electrochemical sensors for the analysis of food pollutants. Graphene nanomaterials offer many benefits as electrode materials, and doped graphene or derivatives of graphene have been explored as electrode materials. The influencing factors such as electrode materials, nature of food pollutants, pH, and electroactive surface area on the sensing performances of modified electrodes were highlighted.

FOOD AND CHEMICAL TOXICOLOGY (2022)

添加到收藏夹

Review Chemistry, Analytical

State-of-the-art of convenient and low-cost electrochemical sensor for food contamination detection: Technical and analytical overview

Trias Mahmudiono et al.

Summary: Food safety is an international concern, and the use of portable sensors is of great importance. Low-cost and flexible portable sensors can analyze biological contaminants in food, ensuring its quality and safety.

MICROCHEMICAL JOURNAL (2022)

添加到收藏夹

Article Chemistry, Analytical

An electrochemical biosensor for PD-L1 positive exosomes based on ultra-thin two-dimensional covalent organic framework nanosheets coupled with CRISPR-Cas12a mediated signal amplification

Minghui Wang et al.

Summary: This study presents an electrochemical biosensor based on 2D COF NSs and CRISPR Cas 12a for the detection of PD-L1(+) exosomes. The sensor shows high sensitivity and a wide linear range, and can be used for clinical diagnosis.

SENSORS AND ACTUATORS B-CHEMICAL (2022)

添加到收藏夹

Article Chemistry, Analytical

COF-DNA Bicolor Nanoprobes for Imaging Tumor-Associated mRNAs in Living Cells

Peng Gao et al.

Summary: This study developed COF-DNA bicolor probes for simultaneous imaging of tumor-associated mRNAs and found that the nanoprobe prepared by the freezing method exhibited better performance with higher signal-to-noise ratio and signal intensity. It offers a promising tool for improved cancer diagnostic imaging.

ANALYTICAL CHEMISTRY (2022)

添加到收藏夹

Article Chemistry, Physical

Rapid and selective recovery of Ag(I) from simulative electroplating effluents by sulfydryl-rich covalent organic framework (COF-SH) with high adsorption capacity

Xiao-han Pan et al.

Summary: The study explores a new material, COF-SH, for efficient recovery of silver from electroplating effluents. The material exhibits fast adsorption rate, high adsorption capacity, and high selectivity for silver, even in the presence of other metal ions.

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2022)

添加到收藏夹

Article Chemistry, Applied

Biomimetic metalloporphyrin oxidase modified carbon nanotubes for highly sensitive and stable quantification of anti-oxidants tert-butylhydroquinone in plant oil

Zou Bin et al.

Summary: This study constructed a novel biomimetic enzyme electrochemical biosensor based on tetraphenyl metalloporphyrins functionalized multi-walled carbon nanotubes (MWCNTs). The effect of central metal ions on the catalytic activity of tetraphenyl metalloporphyrin biomimetic enzyme was investigated. It was found that Zinc (II) tetraphenylporphyrin (ZnTPP) had the most excellent catalytic property. The electrochemical behavior of tert-butylhydroquinone (TBHQ) on ZnTPP/MWCNTs modified electrode was studied, and a strong linear relationship was shown in the concentration range of 0.01 to 1000 μM.

FOOD CHEMISTRY (2022)

添加到收藏夹

Article Engineering, Environmental

Porphyrin COF and its mechanical pressing-prepared carbon fiber hybrid membrane for ratiometric detection, removal and enrichment of Cd2+

Wei-Liang Jin et al.

Summary: A nitrogen and oxygen rich covalent organic framework (COF) based on porphyrin molecules is prepared and shown to have high adsorption capacity for Cd2+. The formation of COF increases the porphyrin ring center space, facilitating the coordination of Cd2+ and enabling ratiometric detection. The COF-based membrane prepared on carbon fiber support shows excellent properties for Cd2+ removal and enrichment, with advantages in handling, stability, reusability, and reduced secondary pollution risk. This work demonstrates the potential of porphyrin-based COFs in Cd2+ removal and enrichment applications.

JOURNAL OF HAZARDOUS MATERIALS (2022)

添加到收藏夹

Article Chemistry, Analytical

Histostar-Functionalized Covalent Organic Framework for Electrochemical Detection of Exosomes

Yuxin Lin et al.

Summary: Covalent organic frameworks (COFs) have attracted much attention for their unique physical-chemical characteristics and potential applications in biosensing. In this study, spherical COFs with regular shape and good dispersion were synthesized, and a novel nanoprobe was developed by modifying Histostar on the COFs surface. The nanoprobe was then applied to fabricate an electrochemical biosensor for exosomes detection, achieving a low detection limit and wide linear detection range. This work offers a promising platform for ultrasensitive detection of exosomes.

BIOSENSORS-BASEL (2022)

添加到收藏夹

Article Biophysics

Covalent organic frameworks (COFs)-based biosensors for the assay of disease biomarkers with clinical applications

Lin Wang et al.

Summary: This article summarizes the recent advances in COFs-based biosensors for the detection of disease biomarkers with clinical applications. COFs possess unique properties such as structural diversity, stability, porosity, and adsorption features, making them suitable for biomedical applications.

BIOSENSORS & BIOELECTRONICS (2022)

添加到收藏夹

Article Chemistry, Multidisciplinary

Synthesis of pH-responsive covalent organic frameworks nanocarrier for plumbagin delivery

Yang Wang et al.

Summary: Covalent organic frameworks (COFs) have gained increasing attention in the fields of nanotechnology and nanoscience. However, their biomedical applications are relatively unexplored. In this study, a new nanoscale COF-366 composite was prepared using a simple solvothermal method. The resulting COF-366 nanocarriers exhibited uniform spherical morphology with a diameter of 150 nm, making them suitable for drug delivery. After encapsulation with plumbagin, they demonstrated effective pH responsive release, high adsorption capacity, and good biocompatibility, thus showing great potential for drug delivery in biomedical applications.

RSC ADVANCES (2022)

添加到收藏夹

Article Chemistry, Analytical

Porous graphene oxide functionalized by covalent organic framework for the application in adsorption and electrochemical: The effect of C-F bonds to structure

Qi Wang et al.

Summary: Hybrid composites based on PGO and COF were successfully fabricated via a simple solvothermal method, showing excellent pore properties and selective adsorption capacity. The growth of COF was controlled and adsorption performance was optimized by introducing C-F bonds. The combination of COF and PGO offered a potential strategy for the fabrication of new materials with improved adsorption properties.

MICROCHEMICAL JOURNAL (2021)

添加到收藏夹

Article Nanoscience & Nanotechnology

Porphyrin-Based Covalent Organic Framework Thin Films as Cathodic Materials for On-Off-On Photoelectrochemical Sensing of Lead Ions

Chuanrui Zhao et al.

Summary: Cathodic photoelectrochemical (PEC) sensors are urgently required for ultrasensitive environmental monitoring, and porphyrin-based covalent organic framework (TAPP-COF) thin films were fabricated and applied in this study. By utilizing CdSe@SiO2 quantum dots as a quenching agent and introducing target Pb2+, accurate monitoring with a wide detection range and low detection limit was achieved through an on-off-on PEC approach. This methodology provides an efficient platform for ultrasensitive determination of heavy metal ions, contributing significantly to environmental monitoring and public safety.

ACS APPLIED MATERIALS & INTERFACES (2021)

添加到收藏夹

Article Chemistry, Applied

Structural, photophysical, electrochemical and spintronic study of first-row metal Tetrakis(meso-triphenylamine)-porphyrin complexes: A combined experimental and theoretical study

Ting Sun et al.

Summary: Different metal ions in 3d-metalloporphyrins affect their structural and photophysical properties. A new series of porphyrins show excellent thermal stability and suitable energy levels, with potential applications as dyes.

DYES AND PIGMENTS (2021)

添加到收藏夹

Article Chemistry, Applied

Application of thermal ultrasound-assisted liquid-liquid micro-extraction coupled with HPLC-UV for rapid determination of synthetic phenolic antioxidants in edible oils

Abdol-Samad Abedi et al.

Summary: A simple, fast, and reliable liquid-liquid micro-extraction method assisted by thermal ultrasound was developed for simultaneous determination of synthetic phenolic antioxidants in edible oils, showing high efficiency and stability in the analysis.

JOURNAL OF THE AMERICAN OIL CHEMISTS SOCIETY (2021)

添加到收藏夹

Article Chemistry, Analytical

Organic solvent-free elevated temperature liquid-liquid extraction combined with a new switchable deep eutectic solvent-based dispersive liquid-liquid microextraction of three phenolic antioxidants from oil samples

Mohammad Reza Afshar Mogaddam et al.

Summary: An organic solvent-free extraction method using deep eutectic solvent was developed for the extraction of synthetic phenolic antioxidants from oil samples. The method showed low limits of detection and quantification, high extraction recovery and enrichment factor, as well as good precision. It was successfully applied for quantification of antioxidants in edible oil samples.

MICROCHEMICAL JOURNAL (2021)

添加到收藏夹

Article Chemistry, Applied

A highly sensitive and selective turn off-on fluorescent sensor based on Sm-MOF for the detection of tertiary butylhydroquinone

Xinfang Liu et al.

DYES AND PIGMENTS (2020)

添加到收藏夹

Article Chemistry, Analytical

Electrocatalysis and simultaneous determination of hydroquinone and acetaminophen using PNeCOF/graphene oxide modified electrode

Baolong Ma et al.

MICROCHEMICAL JOURNAL (2020)

添加到收藏夹

Article Engineering, Environmental

Core-shell motif construction: Highly graphitic nitrogen-doped porous carbon electrocatalysts using MOF-derived carbon@COF heterostructures as sacrificial templates

Shuaihua Zhang et al.

CHEMICAL ENGINEERING JOURNAL (2020)

添加到收藏夹

Article Chemistry, Multidisciplinary

Metalloporphyrin-based covalent organic frameworks composed of the electron donor-acceptor dyads for visible-light-driven selective CO2reduction

Haowei Lv et al.

SCIENCE CHINA-CHEMISTRY (2020)

添加到收藏夹

Article Chemistry, Analytical

Biomimetic graphene oxide-cationic multi-shaped gold nanoparticle-hemin hybrid nanozyme: Tuning enhanced catalytic activity for the rapid colorimetric apta-biosensing of amphetamine-type stimulants

Oluwasesan Adegoke et al.

TALANTA (2020)

添加到收藏夹

Article Biophysics

Detection of colorectal cancer-derived exosomes based on covalent organic frameworks

Minghui Wang et al.

BIOSENSORS & BIOELECTRONICS (2020)

添加到收藏夹

Article Chemistry, Multidisciplinary

Ammoniating Covalent Organic Framework (COF) for High-Performance and Selective Extraction of Toxic and Radioactive Uranium Ions

Xiao Hong Xiong et al.

ADVANCED SCIENCE (2019)

添加到收藏夹

Article Engineering, Biomedical

Porphyrin-based covalent organic framework nanoparticles for photoacoustic imaging-guided photodynamic and photothermal combination cancer therapy

Dianwei Wang et al.

BIOMATERIALS (2019)

添加到收藏夹

Article Chemistry, Inorganic & Nuclear

Trifluoromethylation for affecting the structural, electronic and redox properties of cobalt corroles

Kolanu Sudhakar et al.

DALTON TRANSACTIONS (2019)

添加到收藏夹

Article Chemistry, Analytical

Porphyrin functionalized Co(OH)2/GO nanocomposites as an excellent peroxidase mimic for colorimetric biosensing

Xin Zhao et al.

ANALYST (2019)

添加到收藏夹

Article Chemistry, Multidisciplinary

Postsynthetic Functionalization of Three-Dimensional Covalent Organic Frameworks for Selective Extraction of Lanthanide Ions

Qiuyu Lu et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2018)

添加到收藏夹

Article Electrochemistry

A nanohybrid based on porphyrin dye functionalized graphene oxide for the application in non-enzymatic electrochemical sensor

Hai Wu et al.

ELECTROCHIMICA ACTA (2018)

添加到收藏夹

Article Chemistry, Applied

Photoelectrochemical determination of tert-butylhydroquinone in edible oil samples employing CdSe/ZnS quantum dots and LiTCNE

Thatyara Oliveira Monteiro et al.

FOOD CHEMISTRY (2017)

添加到收藏夹

Article Chemistry, Applied

Determination of synthetic phenolic antioxidants in edible oils using microvial insert large volume injection gas-chromatography

Juan Ignacio Cacho et al.

FOOD CHEMISTRY (2016)

添加到收藏夹

Article Multidisciplinary Sciences

Covalent organic frameworks comprising cobalt porphyrins for catalytic CO2 reduction in water

Song Lin et al.

SCIENCE (2015)

添加到收藏夹

Article Electrochemistry

Noncovalent nanohybrid of cobalt tetraphenylporphyrin with graphene for simultaneous detection of ascorbic acid, dopamine, and uric acid

Keqin Deng et al.

ELECTROCHIMICA ACTA (2013)

添加到收藏夹

Article Chemistry, Multidisciplinary

High-Rate Charge-Carrier Transport in Porphyrin Covalent Organic Frameworks: Switching from Hole to Electron to Ambipolar Conduction

Xiao Feng et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2012)

添加到收藏夹

Article Chemistry, Physical

Covalent Organic Frameworks with High Charge Carrier Mobility

Shun Wan et al.

CHEMISTRY OF MATERIALS (2011)

添加到收藏夹

© Peeref 2019-2024. All rights reserved.