Advances and challenges in small‐molecule DNA aptamer isolation, characterization, and sensor development

H Yu, O Alkhamis, J Canoura, Y Liu… - Angewandte Chemie …, 2021 - Wiley Online Library
Aptamers are short oligonucleotides isolated in vitro from randomized libraries that can bind
to specific molecules with high affinity, and offer a number of advantages relative to …

Investigations on the interface of nucleic acid aptamers and binding targets

S Cai, J Yan, H Xiong, Y Liu, D Peng, Z Liu - Analyst, 2018 - pubs.rsc.org
Nucleic acid aptamers are single-stranded DNA or RNA of 20–100 nucleotides in length that
have attracted substantial scientific interest due to their ability to specifically bind to target …

Do aptamers always bind? The need for a multifaceted analytical approach when demonstrating binding affinity between aptamer and low molecular weight …

F Bottari, E Daems, AM de Vries… - Journal of the …, 2020 - ACS Publications
In this manuscript, we compare different analytical methodologies to validate or disprove the
binding capabilities of aptamer sequences. This was prompted by the lack of a universally …

Design and clinical developments of aptamer-drug conjugates for targeted cancer therapy

DH Kim, JM Seo, KJ Shin, SG Yang - Biomaterials Research, 2021 - Springer
Background Aptamer has been called “chemical antibody” which displays the specific affinity
to target molecules compared to that of antibodies and possesses several therapeutic …

Innovative engineering and sensing strategies for aptamer-based small-molecule detection

O Alkhamis, J Canoura, H Yu, Y Liu, Y Xiao - TrAC Trends in Analytical …, 2019 - Elsevier
Aptamers are nucleic acid-based affinity reagents that have gained widespread attention as
biorecognition elements for the detection of targets such as ions, small molecules, and …

Recent advances in electrochemical biosensing schemes using graphene and graphene-based nanocomposites

SK Vashist, JHT Luong - Carbon, 2015 - Elsevier
The last decade has witnessed tremendous advances in the use of graphene and graphene-
based nanocomposites for the fabrication of electrochemical (EC) sensors and biosensors …

[HTML][HTML] Oligonucleotide aptamers: Recent advances in their screening, molecular conformation and therapeutic applications

X Xiao, H Li, L Zhao, Y Zhang, Z Liu - Biomedicine & Pharmacotherapy, 2021 - Elsevier
Aptamers are single stranded oligonucleotides with specific recognition and binding ability
to target molecules, which can be obtained by Systematic Evolution of Ligands by …

Accelerating post-SELEX aptamer engineering using exonuclease digestion

J Canoura, H Yu, O Alkhamis… - Journal of the …, 2020 - ACS Publications
The systematic evolution of ligands by exponential enrichment (SELEX) process enables the
isolation of aptamers from random oligonucleotide libraries. However, it is generally difficult …

New insights into a classic aptamer: binding sites, cooperativity and more sensitive adenosine detection

Z Zhang, O Oni, J Liu - Nucleic acids research, 2017 - academic.oup.com
The DNA aptamer for adenosine (also for AMP and ATP) is a highly conserved sequence
that has recurred in a few selections. It it a widely used model aptamer for biosensor …

Analysis of in vitro aptamer selection parameters

M McKeague, EM McConnell, J Cruz-Toledo… - Journal of Molecular …, 2015 - Springer
Nucleic acid aptamers are novel molecular recognition tools that offer many advantages
compared to their antibody and peptide-based counterparts. However, challenges …