[HTML][HTML] Electrochemical DNA hybridization sensors based on conducting polymers

MM Rahman, XB Li, NS Lopa, SJ Ahn, JJ Lee - Sensors, 2015 - mdpi.com
Conducting polymers (CPs) are a group of polymeric materials that have attracted
considerable attention because of their unique electronic, chemical, and biochemical …

Hybridization biosensors relying on electrical properties of nucleic acids

EE Ferapontova - Electroanalysis, 2017 - Wiley Online Library
Electrochemical nucleic acids (NA) technologies allow development of sensitive and
accurate, yet simple, inexpensive and robust analytical platforms, which can successfully …

Unamplified and real‐time label‐free miRNA‐21 detection using solution‐gated graphene transistors in prostate cancer diagnosis

M Deng, Z Ren, H Zhang, Z Li, C Xue… - Advanced …, 2023 - Wiley Online Library
The incidence of prostate cancer (PCa) in men globally increases as the standard of living
improves. Blood serum biomarker prostate‐specific antigen (PSA) detection is the gold …

Unmediated by DNA electron transfer in redox-labeled DNA duplexes end-tethered to gold electrodes

A Abi, EE Ferapontova - Journal of the American Chemical …, 2012 - ACS Publications
Electron transfer (ET) between gold electrodes and redox-labeled DNA duplexes,
immobilized onto the electrodes through the alkanethiol linker at the 3′-end and having …

High-sensitivity DNA biosensor based on optical fiber taper interferometer coated with conjugated polymer tentacle

Y Huang, Z Tian, LP Sun, D Sun, J Li, Y Ran… - Optics express, 2015 - opg.optica.org
A sensitive bio-probe to in situ detect unlabeled single-stranded DNA targets based on
optical microfiber taper interferometer coated by a high ordered pore arrays conjugated …

[HTML][HTML] Detection of E. coli 23S rRNA by electrocatalytic “off-on” DNA beacon assay with femtomolar sensitivity

RB Jamal, T Vitasovic, U Gosewinkel… - Biosensors and …, 2023 - Elsevier
Prevention of food spoilage, environmental bio-contamination, and pathogenic infections
requires rapid and sensitive bacterial detection systems. Among microbial communities, the …

Micro-nano-bio acoustic system for the detection of foodborne pathogens in real samples

G Papadakis, P Murasova, A Hamiot… - Biosensors and …, 2018 - Elsevier
The fast and efficient detection of foodborne pathogens is a societal priority, given the large
number of food-poisoning outbreaks, and a scientific and technological challenge, given the …

Mercury/homocysteine ligation-induced ON/OFF-switching of a T–T mismatch-based oligonucleotide molecular beacon

M Stobiecka, AA Molinero, A Chałupa… - Analytical …, 2012 - ACS Publications
A molecular beacon (MB) with stem-loop (hairpin) DNA structure and with attached
fluorophore–quencher pair at the ends of the strand has been applied to study the …

Acoustic methodology for selecting highly dissipative probes for ultrasensitive DNA detection

D Milioni, P Mateos-Gil, G Papadakis… - Analytical …, 2020 - ACS Publications
The objective of this work is to present a methodology for the selection of nanoparticles such
as liposomes to be used as acoustic probes for the detection of very low concentrations of …

Negative SPR signals during low molecular weight analyte recognition

H Bonnet, L Coche-Guérente, E Defrancq… - Analytical …, 2021 - ACS Publications
Surface plasmon resonance (SPR) is a powerful technique for studying biomolecular
interactions mainly due to its sensitivity and real-time and label free advantages. While SPR …