Background Gold nanoparticles have been widely employed for biosensing purposes with
remarkable efficacy for DNA detection. Amongst the proposed systems, colorimetric …

Rapid detection of pathogens is crucial to minimize adverse health impacts of nosocomial,
foodborne, and waterborne diseases. Gold nanoparticles are extremely successful at …

A specific colorimetric DNA detection method based on oligonucleotide functionalized gold–
silver-alloy nanoparticles (AuAg-alloy-nanoprobes) is presented. The AuAg-alloy …

Background In situation like diagnosis of clinical and forensic samples there exists a need
for highly sensitive, rapid and specific DNA detection methods. Though conventional DNA …

PCR-free or amplification-free strategies for DNA detection provide an interesting alternative
to classical molecular biology techniques, opening new possibilities for on-site diagnostics …

In this study, a gold nanoparticle (Au-NP)-based detection method for sensitive and specific
DNA-based diagnostic applications is described. A sandwich format consisting of Au …

The environment around us is home to a wide range of pathogens, including those that can
cause life-threatening infections. As a result, rapid and early detection of pathogens is vital …

The development of an ultrasensitive biosensor for the low-cost and on-site detection of
pathogenic DNA could transform detection capabilities within food safety, environmental …

An enzyme-free and amplified colorimetric detection strategy: assembly of gold
nanoparticles through target-catalytic circuits - Analyst (RSC Publishing) DOI:10.1039/C4AN02060J …

Abstract Gold Nanoparticles (AuNPs) have gained significant attention in biosensor
development due to their unique physical, chemical, and optical properties. When …