ArticleBiosensors2021
A Disposable Electrochemical Biosensor Based on Screen-Printed Carbon Electrodes Modified with Silver Nanowires/HPMC/Chitosan/Urease for the Detection of Mercury (II) in Water.
Article in Biosensors, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.
What it found
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Who cites it
13 citing papers in PubMed, 37 citations in OpenAlex.
- SPCE-Based Electrochemical Immunosensor for Influenza A (H1) Detection in Serum and Nasopharyngeal Samples.Biosensors · 2026Article
- Acoustic Fractional Propagation in Terms of Porous Xerogel and Fractal Parameters.Gels (Basel, Switzerland) · 2024Article
- Recent Advances in the Application of Bionanosensors for the Analysis of Heavy Metals in Aquatic Environments.Molecules (Basel, Switzerland) · 2023Review
- Advancing biological investigations using portable sensors for detection of sensitive samples.Heliyon · 2023Review
- Electrochemical and Colorimetric Nanosensors for Detection of Heavy Metal Ions: A Review.Sensors (Basel, Switzerland) · 2023Review
- Article
- Mercury Bonding to Xerogel: The Interface Fractal Dynamics of the Interaction between Two Complex Systems.Gels (Basel, Switzerland) · 2023Article
- Fractal Analysis of Four Xerogels Based on TEGylated Phenothiazine and Chitosan.Gels (Basel, Switzerland) · 2023Article
- Electrochemical Sensors Based on Au Nanoparticles Decorated Pyrene-Reduced Graphene Oxide for Hydrazine, 4-Nitrophenol and HgMolecules (Basel, Switzerland) · 2022Article
- Potential Environmental and Health Implications from the Scaled-Up Production and Disposal of Nanomaterials Used in Biosensors.Biosensors · 2022Review
- TEGylated Phenothiazine-Imine-Chitosan Materials as a Promising Framework for Mercury Recovery.Gels (Basel, Switzerland) · 2022Article
- Novel Screen-Printed Sensor with Chemically Deposited Boron-Doped Diamond Electrode: Preparation, Characterization, and Application.Biosensors · 2022Article
- Article
Corrections and comments
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Authors and funding
8 authors at 1 institution in 1 country.
Funding
Abstract
This work describes the facile preparation of a disposable electrochemical biosensor for the detection of Hg(II) in water by modifying the surface of a screen-printed carbon electrode (SPCE). The surface modification consists of the immobilization of a composite layer of silver nanowires, hydroxymethyl propyl cellulose, chitosan, and urease (AgNWs/HPMC/CS/Urease). The presence of the composite was confirmed by scanning electron microscopy (SEM) and its excellent conductivity, due chiefly to the electrical properties of silver nanowires, enhanced the sensitivity of the biosensor. Under optimum conditions, the modified SPCE biosensor showed excellent performance for the detection of Hg(II) ions, with an incubation time of 10 min and a linear sensitivity range of 5-25 µM. The limit of detection (LOD) and limit of quantitation (LOQ) were observed to be 3.94 µM and 6.50 µM, respectively. In addition, the disposable and portable biosensor exhibited excellent recoveries for the detection of Hg(II) ions in commercial drinking water samples (101.62-105.26%). The results are correlated with those obtained from inductively coupled plasma optical emission spectrometry (ICP-OES), indicating that our developed sensor is a reliable method for detection of Hg(II) in real water samples. The developed sensor device is a simple, effective, portable, low cost, and user-friendly platform for real-time detection of heavy metal ions in field measurements with potential for other biomedical applications in the future.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.