Results 31 to 40 of about 186,936 (344)

Labeling of Unique Sequences in Double-Stranded DNA at Sites of Vicinal Nicks Generated by Nicking Endonucleases [PDF]

open access: yes, 2008
We describe a new approach for labeling of unique sequences within dsDNA under nondenaturing conditions. The method is based on the site-specific formation of vicinal nicks, which are created by nicking endonucleases (NEases) at specified DNA sites on ...
Frank-Kamenetskii, Maxim D., Kuhn, Heiko
core   +3 more sources

Microfluidic-Based Nucleic Acid Amplification Systems in Microbiology

open access: yesMicromachines, 2019
Rapid, sensitive, and selective bacterial detection is a hot topic, because the progress in this research area has had a broad range of applications.
Lena Gorgannezhad   +2 more
doaj   +1 more source

Recent Improvements in CRISPR-Based Amplification-Free Pathogen Detection

open access: yesFrontiers in Microbiology, 2021
Molecular diagnostic (MDx) methods directly detect target nucleic acid sequences and are therefore an important approach for precise diagnosis of pathogen infection. In comparison with traditional MDx techniques such as PCR, the recently developed CRISPR-
Jian Zhang   +9 more
doaj   +1 more source

Recent advances and perspectives of nucleic acid detection for coronavirus

open access: yesJournal of Pharmaceutical Analysis, 2020
The recent pneumonia outbreak caused by a novel coronavirus (SARS-CoV-2) is posing a great threat to global public health. Therefore, rapid and accurate identification of pathogenic viruses plays a vital role in selecting appropriate treatments, saving ...
Minzhe Shen   +6 more
doaj   +1 more source

Prospects of Microfluidic Technology in Nucleic Acid Detection Approaches

open access: yesBiosensors, 2023
Conventional diagnostic techniques are based on the utilization of analyte sampling, sensing and signaling on separate platforms for detection purposes, which must be integrated to a single step procedure in point of care (POC) testing devices.
Zilwa Mumtaz   +6 more
doaj   +1 more source

tmRNA - a novel high-copy-number RNA diagnostic target - its application for Staphylococcus aureus detection using real-time NASBA [PDF]

open access: yes, 2009
A real-time nucleic acid sequence-based amplification assay, targeting tmRNA, was designed for the rapid identification of Staphylococcus aureus. The selectivity of the assay was confirmed against a panel of 76 Staphylococcus strains and species and 22 ...
Anonymous   +9 more
core   +1 more source

The Application of Hybridization Chain Reaction in the Detection of Foodborne Pathogens

open access: yesFoods, 2023
Today, with the globalization of the food trade progressing, food safety continues to warrant widespread attention. Foodborne diseases caused by contaminated food, including foodborne pathogens, seriously threaten public health and the economy.
Jinbin Zhao   +7 more
doaj   +1 more source

An ultrasensitive photoelectrochemical nucleic acid biosensor [PDF]

open access: yes, 2005
A simple and ultrasensitive procedure for non-labeling detection of nucleic acids is described in this study. It is based on the photoelectrochemical detection of target nucleic acids by forming a nucleic acid/photoreporter adduct layer on an ITO ...
Gao, Zhiqiang, Tansil, Natalia C.
core   +3 more sources

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

Exploration of isothermal nucleic acid amplification techniques in the biomedical field

open access: hybridGene and Genome Editing
Sukanya Kundu   +2 more
openalex   +2 more sources

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