Electrochemical biosensors and associated lab-on-a-chip devices are the analytical system
of choice when rapid and on-site results are needed in medical diagnostics and food safety …

As a kind of excellent biomaterials, deoxyribonucleic acids (DNAs) have been employed to
build a variety of biosensors via the interactions between DNAs and biomolecules or …

As being the most extensively studied, non-coding, evolutionary conserved, post-
transcriptional gene regulators of genome, microRNAs (miRNAs) have taken great attention …

Nanomaterials, such as metal or semiconductor nanoparticles and nanorods, exhibit similar
dimensions to those of biomolecules, such as proteins (enzymes, antigens, antibodies) or …

Pencil is one of the most widely used electrode material in electrochemical sensing of
various organic and inorganic species with significant lower detection limit. Due to their …

Metal, semiconductor and magnetic particles act as functional units for electroanalytical
applications. Metal nanoparticles provide three important functions for electroanalysis …

Genosensor technology relying on the use of carbon and gold electrodes is reviewed. The
key steps of each analytical procedure, namely DNA-probe immobilisation, hybridisation …

The many different approaches in which electrochemical methods are used to detect DNA
hybridization, as the basis of a DNA biosensors, are reviewed. Transduction of the …

We herein report a novel nanoparticle-based electrochemical DNA detection approach. This
DNA sensor is based on a “sandwich” detection strategy, which involves capture probe DNA …

Graphite pencil electrodes (GPEs) are carbon-based electrodes that are recognized by their
low cost, simplicity, commercial availability, ease of modification and disposability. GPEs are …