Optical biosensors for virus detection: prospects for SARS‐CoV‐2/COVID‐19

H Maddali, CE Miles, J Kohn, DM O'Carroll - ChemBioChem, 2021 - Wiley Online Library
The recent pandemic of the novel coronavirus disease 2019 (COVID‐19) has caused huge
worldwide disruption due to the lack of available testing locations and equipment. The use of …

Colorimetric biosensing of pathogens using gold nanoparticles

MS Verma, JL Rogowski, L Jones, FX Gu - Biotechnology advances, 2015 - Elsevier
Rapid detection of pathogens is crucial to minimize adverse health impacts of nosocomial,
foodborne, and waterborne diseases. Gold nanoparticles are extremely successful at …

Selective naked-eye detection of SARS-CoV-2 mediated by N gene targeted antisense oligonucleotide capped plasmonic nanoparticles

P Moitra, M Alafeef, K Dighe, MB Frieman, D Pan - ACS nano, 2020 - ACS Publications
The current outbreak of the pandemic coronavirus disease 2019 (COVID-19) caused by the
severe acute respiratory syndrome-coronavirus-2 (SARS-CoV-2) demands its rapid …

SARS-CoV-2 detection with aptamer-functionalized gold nanoparticles

S Aithal, S Mishriki, R Gupta, RP Sahu, G Botos… - Talanta, 2022 - Elsevier
A rapid detection test for SARS-CoV-2 is urgently required to monitor virus spread and
containment. Here, we describe a test that uses nanoprobes, which are gold nanoparticles …

Point of care sensors for infectious pathogens

M Sharafeldin, JJ Davis - Analytical Chemistry, 2020 - ACS Publications
In the wake of the COVID-19 pandemic, the World Health Organization (WHO) has called for
an urgent global collaboration to develop fast, simple, and accurate tests capable of curbing …

A Systematic Review of Point of Care Testing for Chlamydia trachomatis, Neisseria gonorrhoeae, and Trichomonas vaginalis

S Herbst de Cortina, CC Bristow… - … in obstetrics and …, 2016 - Wiley Online Library
Objectives. Systematic review of point of care (POC) diagnostic tests for sexually transmitted
infections: Chlamydia trachomatis (CT), Neisseria gonorrhoeae (NG), and Trichomonas …

[HTML][HTML] Pathogen detection on microfluidic platforms: Recent advances, challenges, and prospects

A Jagannath, H Cong, J Hassan, G Gonzalez… - … and Bioelectronics: X, 2022 - Elsevier
Abstract Point-Of-Care (POC) testing has advanced to more affordable and rapid
alternatives by adapting conventional immunoassays and molecular assays (isothermal …

Diagnosis for COVID-19: current status and future prospects

MDA Kabir, R Ahmed, SMA Iqbal… - Expert Review of …, 2021 - Taylor & Francis
ABSTRACT Introduction: Coronavirus disease 2019 (COVID-19), a respiratory illness
caused by novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), had its …

Label-free colorimetric detection of nucleic acids based on target-induced shielding against the peroxidase-mimicking activity of magnetic nanoparticles

KS Park, MI Kim, DY Cho, HG Park - Small, 2011 - pure.kaist.ac.kr
DNA, a biological shield: A new and simple colorimetric strategy for the detection of nucleic
acids relies on target-DNA-induced shielding against the peroxidase-mimicking activity of …

Colorimetric detection based on localised surface plasmon resonance of gold nanoparticles: Merits, inherent shortcomings and future prospects

Y Zhang, ID McKelvie, RW Cattrall, SD Kolev - Talanta, 2016 - Elsevier
Localised surface plasmon resonance (LSPR) of gold nanoparticles (AuNPs) has been
exploited for two decades in analytical science and has proven to be a powerful tool for the …