Electrochemical sensors and biosensors

Tuning selectivity of electrochemical sensors with polymer coatings

This study shows that polymer coatings can tune the oxidation potentials of biomarkers, improving selectivity in electrochemical sensors for molecular discrimination.

Machine Learning-Driven Multiplexed Biomarker Detection with Polymer-Enhanced Electrochemical Sensors

This paper develops a polymer-modified electrochemical sensor array combined with machine learning to accurately detect multiple biomarkers in complex mixtures.

Sensitive Hormone and Neurotransmitter Detection with Carbon Flower Electrodes

This paper develops carbon flower sensors for sensitive and selective detection of hormones and neurotransmitters in complex biofluids.

Electrical Readout Strategies of GFET Biosensors for Real-World Requirements

This study compares amperometric and potentiometric readout strategies for GFET biosensors, finding that transconductance offers better detection limits but lower reproducibility, while Dirac point tracking provides higher robustness but worse limits of detection.

Antibacterial wound dressing enables reliable detection of uric acid in exudates.

This paper develops an antibacterial wound dressing with integrated uric acid sensing capability for wound healing and recovery monitoring.

A Novel Approach to Fabricating Sustainable Enzymatic Lactate Biofuel Cells Using Direct Laser Writing Technology for Wearable Real-Time Monitoring Applications

This paper develops a lactate/oxygen enzymatic biofuel cell using laser-induced graphene electrodes for real-time wearable biosensing, showing linear power density increase with lactate concentration.

Horseradish peroxidase as an electrochemical reporter protein for cell-free biosensors

This paper evaluates horseradish peroxidase (HRP) as an electrochemical reporter for cell-free biosensors, showing it produces a strong current and responds to regulatory signals.

Minimally invasive and in situ capacitive sensing of cardiac biomarker from interstitial fluid

This paper introduces a microneedle-based capacitive biosensor for in situ detection of cardiac troponin I in interstitial fluid, showing high sensitivity and rapid results.

Development of a Microelectrode Array System for Simultaneous Measurement of Field Potential and Glutamate Release in Brain Slices

This paper develops a microelectrode array system to simultaneously measure field potential and neurotransmitter release in brain slices, demonstrating its ability to detect glutamate and dopamine release and their dynamic changes following caffeine administration.

Wound state monitoring by multiplexed, electrochemical, real-time, localized, inflammation-tracking nitric oxide sensor (MERLIN)

The paper introduces MERLIN, a sensor for real-time, localized NO detection in wounds, showing NO peaks on day 3 post-injury in rat models.

Self-Assembled Monolayer Transporters Enable Reagentless Analysis of Small Molecule Analytes

This paper introduces a reagentless electrochemical method using self-assembled monolayers to detect small molecules in biological fluids.

Electrochemical Detection of Adrenaline and Hydrogen Peroxide on Carbon Nanotube Electrodes

This paper develops carbon nanotube-coated electrodes for electrochemical detection of adrenaline and hydrogen peroxide, showing improved sensitivity and reduced overpotentials compared to graphite.

Phasic oxygen dynamics underlies fast choline-sensitive biosensor signals in the brain of behaving rodents

The paper develops a new biosensor to measure cholinergic activity and oxygen in behaving rodents, revealing that oxygen dynamics influence biosensor signals and challenge previous interpretations of cholinergic transients.