Results 11 to 20 of about 68,358 (287)

Advances and Challenges in Small-Molecule DNA Aptamer Isolation, Characterization, and Sensor Development.

open access: yesAngewandte Chemie, 2021
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 antibodies as biorecognition elements in biosensors.
Haixiang Yu   +4 more
semanticscholar   +1 more source

Aptamers 101: aptamer discovery and in vitro applications in biosensors and separations

open access: yesChemical Science, 2023
Aptamers are single-stranded nucleic acids that bind and recognize targets much like antibodies. Recently, aptamers have garnered increased interest due to their unique properties, including inexpensive production, simple chemical modification, and long ...
Lucy F. Yang   +3 more
semanticscholar   +1 more source

SELEX: Critical factors and optimization strategies for successful aptamer selection

open access: yesBiotechnology and applied biochemistry, 2021
Within the last decade, the application range of aptamers in biochemistry and medicine has expanded rapidly. More than just a replacement for antibodies, these intrinsically structured RNA‐ or DNA‐oligonucleotides show great potential for utilization in ...
Michael Kohlberger, G. Gadermaier
semanticscholar   +1 more source

Recent Progress in Aptamer Discoveries and Modifications for Therapeutic Applications.

open access: yesACS Applied Materials and Interfaces, 2020
Aptamers are oligonucleotide sequences with a length of about 25-80 bases which have abilities to bind to specific target molecules that rival those of monoclonal antibodies. They are attracting great attention in diverse clinical translations on account
Shuaijian Ni   +14 more
semanticscholar   +1 more source

Aptamer Blocking Strategy Inhibits SARS‐CoV‐2 Virus Infection

open access: yesAngewandte Chemie, 2021
The COVID‐19 pandemic caused by SARS‐CoV‐2 is threating global health. Inhibiting interaction of the receptor‐binding domain of SARS‐CoV‐2 S protein (SRBD) and human ACE2 receptor is a promising treatment strategy.
Miao Sun   +11 more
semanticscholar   +1 more source

Advances in aptamer screening and aptasensors’ detection of heavy metal ions

open access: yesJournal of Nanobiotechnology, 2021
Heavy metal pollution has become more and more serious with industrial development and resource exploitation. Because heavy metal ions are difficult to be biodegraded, they accumulate in the human body and cause serious threat to human health.
Wenfei Guo   +6 more
semanticscholar   +1 more source

Engineering constructed of high selectivity dexamethasone aptamer based on truncation and mutation technology

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Various biosensors based on aptamers are currently the most popular rapid detection approaches, but the performance of these sensors is closely related to the affinity of aptamers.
Yadi Qin   +5 more
doaj   +1 more source

Aptamer and aptamer pharmaceuticals [PDF]

open access: yesSCIENTIA SINICA Chimica, 2018
Recently, molecule-based targeted therapy has achieved remarkable success in clinical, and opened up a new era particulraly in the field of cancer therapy. Monoclonal antibodies and small molecule inhibitors are two pillars of this field. Additionally, a single-strand nucleic acid molecule called “chemical antibody” has also attracted increasing ...
Ting Zheng, Ziyue Ma, Quan Du
openaire   +1 more source

Rapid and Efficient Detection of the SARS-CoV-2 Spike Protein Using an Electrochemical Aptamer-Based Sensor

open access: yesACS Sensors, 2021
The availability of sensors able to rapidly detect SARS-CoV-2 directly in biological fluids in a single step would allow performing massive diagnostic testing to track in real time and contain the spread of COVID-19. Motivated by this, here, we developed
A. Idili   +3 more
semanticscholar   +1 more source

Aptamer-assisted tumor localization of bacteria for enhanced biotherapy

open access: yesNature Communications, 2021
Despite bacterial-mediated biotherapies have been widely explored for treating different types of cancer, their implementation has been restricted by low treatment efficacy, due largely to the absence of tumor-specific accumulation following ...
Zhongmin Geng   +5 more
semanticscholar   +1 more source

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