Results 41 to 50 of about 19,186 (244)

Towards the selection of phosphorothioate aptamers [PDF]

open access: yesEuropean Journal of Biochemistry, 2000
The high affinity of a given nucleic acid for a protein ligand can be used to isolate specific inhibitors of enzymes involved in pathological situations. The latter property is the basis of the SELEX (systematic evolution of ligands by exponential enrichment) technique.
M L, Andreola   +4 more
openaire   +2 more sources

Identification of Allosteric Nucleotide Sites of Tetramethylrhodamine-Labeled Aptamer for Noncompetitive Aptamer-Based Fluorescence Anisotropy Detection of a Small Molecule, Ochratoxin A [PDF]

open access: yesAnalytical Chemistry, 2013
Aptamer-based fluorescence anisotropy (FA) assay combines the advantages of affinity aptamers in good stability, easy generation, and facile labeling and the benefits of FA in homogeneous analysis, such as robustness, simplicity, and high reproducibility.
Qiang, Zhao, Qin, Lv, Hailin, Wang
openaire   +2 more sources

Aptamer based diagnosis of crimean-congo hemorrhagic fever from clinical specimens

open access: yesScientific Reports, 2021
Crimean-Congo hemorrhagic fever (CCHF) is an acute viral zoonotic disease. The widespread geographic distribution of the disease and the increase in the incidence of the disease from new regions, placed CCHF in a list of public health emergency contexts.
Tahmineh Jalali   +3 more
doaj   +1 more source

Kinetic analysis of an efficient DNA-dependent TNA polymerase. [PDF]

open access: yes, 2005
alpha-l-Threofuranosyl nucleoside triphosphates (tNTPs) are tetrafuranose nucleoside derivatives and potential progenitors of present-day beta-d-2'-deoxyribofuranosyl nucleoside triphosphates (dNTPs).
Chaput, John C   +6 more
core   +2 more sources

Upgrading SELEX Technology by Using Lambda Exonuclease Digestion for Single-Stranded DNA Generation

open access: yesMolecules, 2009
The generation of single-stranded DNA (ssDNA) molecules plays a key role in the SELEX (Systematic Evolution of Ligands by EXponential enrichment) combinatorial chemistry process and numerous molecular biology techniques and applications, such as DNA ...
Meltem Avci-Adali   +4 more
doaj   +1 more source

Dose-Dependent Von Willebrand Factor Inhibition by Aptamer BB-031 Correlates with Thrombolysis in a Microfluidic Model of Arterial Occlusion

open access: yesPharmaceuticals, 2022
Von Willebrand Factor (VWF) plays a critical role in thrombus formation, stabilization, and propagation. Previous studies have demonstrated that targeted inhibition of VWF induces thrombolysis when administered in vivo in animal models of ischemic stroke.
Susan M. Shea   +7 more
doaj   +1 more source

Hachimoji DNA and RNA: A genetic system with eight building blocks [PDF]

open access: yes, 2019
Reported here are DNA and RNA-like systems built from eight (hachi-) nucleotide letters (-moji) that form four orthogonal pairs. This synthetic genetic biopolymer meets the structural requirements needed to support Darwinism, including a polyelectrolyte ...
Bates, Alison M.   +15 more
core   +1 more source

Bioaffinity detection of pathogens on surfaces [PDF]

open access: yes, 2010
The demand for improved technologies capable of rapidly detecting pathogens with high sensitivity and selectivity in complex environments continues to be a significant challenge that helps drive the development of new analytical techniques. Surface-based
Faisal, S. N.   +4 more
core   +1 more source

RNA Aptamers for a tRNA-Binding Protein from Aeropyrum pernix with Homologous Counterparts Distributed Throughout Evolution

open access: yesLife, 2020
In the present in vitro selection study, we isolated and characterized RNA aptamers for a tRNA-binding protein (Trbp) from an extremophile archaeon Aeropyrum pernix.
Senri Ohmori   +6 more
doaj   +1 more source

Agreement of aptamer proteomics with standard methods for measuring venous thrombosis biomarkers

open access: yesResearch and Practice in Thrombosis and Haemostasis, 2021
Background Venous thromboembolism (VTE) is a complex disease with an incidence rate of about 1 in 1000 per year. Despite the availability of validated biomarkers for VTE, unprovoked events account for 50% of first events.
Tariq Faquih   +5 more
doaj   +1 more source

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