Accounting for interaction kinetics between gold nanoparticles and aptamers enables high-performance colorimetric sensors

A Sen, C Sester, H Poulsen… - ACS Applied Materials & …, 2022 - ACS Publications
DNA aptamers have emerged as promising probes for challenging analytes that cannot be
easily detected by conventional probes, including small-molecule targets. Among the …

Comparing two cortisol aptamers for label-free fluorescent and colorimetric biosensors

C Niu, Y Ding, C Zhang, J Liu - Sensors & Diagnostics, 2022 - pubs.rsc.org
Cortisol is a stress hormone and abnormal secretion of cortisol is related to many chronical
diseases and neurological disorders. To detect cortisol, two DNA aptamers have been …

The fluorescent aptasensor based on CRISPR-Cas12a combined with TdT for highly sensitive detection of cocaine

T Feng, J Liu, G Chen, L Wu, F Ren, Y Yang… - Analytical and …, 2022 - Springer
Ultrasensitive and specific detection of cocaine is of great significance for monitoring
cocaine abuse. Herein, a fluorescent aptasensor via coupling CRISPR-Cas12a, with …

Reversible and Irreversible HAuCl4 Binding to DNA for Seeded Gold Nanoparticle Growth and Opposite DNA and Aptamers Colorimetric Sensing Outcomes

C Lu, M Zandieh, J Zheng, J Liu - Particle & Particle Systems …, 2022 - Wiley Online Library
DNA‐directed seeded growth of gold nanoparticles has been used for the development of
aptamer‐based biosensors with the assumption that target analytes can modulate the …

Interfacing DNA and Aptamers with Gold Nanoparticles: From Fundamental Colloid and Interface Sciences to Biosensors

Y Ding, J Liu - Chinese Journal of Chemistry - Wiley Online Library
Comprehensive Summary Interfacing DNA oligonucleotides and DNA aptamers with gold
nanoparticles has generated numerous functional hybrid materials for sensing, self …

[引用][C] Sensors & Diagnostics

J Liu, J Shen, S Ji, Q Zhanga, W Zhaoc - 2022