Results 11 to 20 of about 15,648 (185)

DNA Aptamers in the Diagnosis and Treatment of Human Diseases [PDF]

open access: yesMolecules, 2015
Aptamers have a promising role in the field of life science and have been extensively researched for application as analytical tools, therapeutic agents and as vehicles for targeted drug delivery.
Qinchang Zhu, Ge Liu, Masaaki Kai
doaj   +2 more sources

The life marker chip : potential use of aptamers against small molecules and consideration of instrument planetary protection [PDF]

open access: yes, 2013
The Life Marker Chip (LMC) instrument was developed with the aim to detect evidence of life on Mars. The detection was based on an inhibition immunoassay. In this work aptamers were evaluated as potential alternative to antibodies for the LMC.
Rato, Carla Cristina Pereira Salgueiro Catarino
core   +7 more sources

Preliminary in vivo characterization of a theranostic aptamer: Sgc8-c- DOTA-67Ga [PDF]

open access: yes, 2017
Nucleic acid aptamers can recognise their target with high affinity and specificity, and their potential as molecular imaging agents and use in theranostics are being explored.
Cerecetto, Hugo   +9 more
core   +7 more sources

Aptamers for biosensors [PDF]

open access: yes, 2008
Aptamers are single-stranded DNA or RNA molecules isolated in vitro by a selection and amplification method. Aptamers bind with high specificity and affinity to a wide range of target molecules, with dissociation constant comparable to antibodies.
Bini, Alessandra
core   +7 more sources

Progress on application of aptamers on food safety detection

open access: yesZhongguo shipin weisheng zazhi, 2022
Aptamers are DNA or RNA molecules that can bind to their target molecules with high affinity and specificity, and because aptamers are stable, simply synthesized and chemically modified, aptamers have become useful tools for analytical, diagnostic and ...
LI Na, WANG Ming, YUAN Jinglei
doaj   +1 more source

Aptamers and Aptamer-Coupled Biosensors to Detect Water-Borne Pathogens

open access: yesFrontiers in Microbiology, 2021
Aptamers can serve as efficient bioreceptors for the development of biosensing detection platforms. Aptamers are short DNA or RNA oligonucleotides that fold into specific structures, which enable them to selectively bind to target analytes.
Mariam Saad   +3 more
doaj   +1 more source

Peptide aptamers define distinct EB1- and EB3-binding motifs and interfere with microtubule dynamics [PDF]

open access: yes, 2014
EB1 is a conserved protein that plays a central role in regulating microtubule dynamics and organisation. It binds directly to microtubule plus ends and recruits other plus end localising proteins.
Warbrick, Emma   +2 more
core   +1 more source

Modelling aptamers with nucleic acid mimics (NAM): From sequence to three-dimensional docking

open access: yesPLoS ONE, 2022
Aptamers are single-stranded oligonucleotides, formerly evolved by Systematic Evolution of Ligands by EXponential enrichment (SELEX), that fold into functional three-dimensional structures.
Ricardo Oliveira   +5 more
doaj   +2 more sources

Aptamers based sensing of pregnancy associated glycoproteins (PAG) of bovine for early pregnancy detection

open access: yesScientific Reports, 2021
Tosyl activated magnetic beads were used for aptamer selection against PAG- 7 and 18 proteins of bovine origin. PAG proteins were immobilized on beads with further addition of biotin tagged aptamer library.
Munna Lal Yadav   +5 more
doaj   +1 more source

Immobilization of Target-Bound Aptamer on Field Effect Transistor Biosensor to Improve Sensitivity for Detection of Uncharged Cortisol

open access: yesElectrochemistry, 2021
Field effect transistor (FET) biosensors are capable of detecting various biomolecules, although challenges remain in the detection of uncharged molecules.
Hiroki HAYASHI   +9 more
doaj   +1 more source

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