Results 11 to 20 of about 367,917 (307)

Single-stranded DNA and RNA origami [PDF]

open access: yesScience, 2017
Large origami from a single strand Nanostructures created by origami-like folding of nucleic acids are usually formed by base-pairing interactions between multiple strands. Han et al. show that large origami (up to 10,000 nucleotides for DNA and 6000 nucleotides for RNA) can be created in simple shapes ...
Dongran Han   +11 more
openaire   +5 more sources

Towards quantitative viromics for both double-stranded and single-stranded DNA viruses [PDF]

open access: yesPeerJ, 2016
Background Viruses strongly influence microbial population dynamics and ecosystem functions. However, our ability to quantitatively evaluate those viral impacts is limited to the few cultivated viruses and double-stranded DNA (dsDNA) viral genomes ...
Simon Roux   +8 more
doaj   +3 more sources

Three-dimensional modeling of single stranded DNA hairpins for aptamer-based biosensors

open access: yesScientific Reports, 2017
Aptamers consist of short oligonucleotides that bind specific targets. They provide advantages over antibodies, including robustness, low cost, and reusability.
Iman Jeddi, Leonor Saiz
doaj   +2 more sources

Single-stranded circular DNA theranostics

open access: yesTheranostics, 2022
The past decade has witnessed the blossom of nucleic acid therapeutics and diagnostics (theranostics). Unlike conventional small molecule medicines or protein biologics, nucleic acid theranostics have characteristic features such as the intrinsic ability as "information drugs" to code and execute genetic and theranostic information, ready ...
Shen, Tingting   +4 more
openaire   +2 more sources

Single Stranded DNA Translocases can Push Single Stranded DNA Binding Proteins along Single Stranded DNA [PDF]

open access: yesBiophysical Journal, 2016
Single-stranded (ss) DNA binding proteins (SSBs) protect ssDNA intermediates during genome maintenance. These SSBs must eventually be displaced or reorganized and one potential mechanism for reorganization is pushing of the SSB along the DNA by ssDNA translocases (ATP-dependent motors).
Sokoloski, Joshua E.   +3 more
openaire   +1 more source

Capture and analysis of double‐stranded DNA with the α‐hemolysin nanopore: Fundamentals and applications

open access: yesElectrochemical Science Advances, 2022
The α‐hemolysin nanopore has attracted much attention as a tool for the single‐molecule analysis of DNA due to its potential as an ultra‐sensitive, specific, and label‐free sensing technique. The vast majority of DNA sensing research with the α‐hemolysin
Shekemi Denuga   +3 more
doaj   +1 more source

Cooperativity-Dependent Folding of Single-Stranded DNA

open access: yesPhysical Review X, 2021
The folding of biological macromolecules is a fundamental process of which we lack a full comprehension. Mostly studied in proteins and RNA, single-stranded DNA (ssDNA) also folds, at physiological salt conditions, by forming nonspecific secondary ...
X. Viader-Godoy   +4 more
doaj   +1 more source

CRISPR-Cas12a has both cis- and trans-cleavage activities on single-stranded DNA

open access: yesCell Research, 2018
Dear Editor, The CRISPR-associated protein Cas12a (previously known as Cpf1), which is an endonuclease from the type V-A CRISPR system, has been applied in both in vivo genome editing and in vitro DNA assembly.
Shiyuan Li   +5 more
semanticscholar   +1 more source

Kethoxal-assisted single-stranded DNA sequencing captures global transcription dynamics and enhancer activity in situ

open access: yesNature Methods, 2020
Transcription is a highly dynamic process that generates single-stranded DNA (ssDNA) in the genome as ‘transcription bubbles’. Here we describe a kethoxal-assisted single-stranded DNA sequencing (KAS-seq) approach, based on the fast and specific reaction
Tong Wu   +3 more
semanticscholar   +1 more source

Continuous Approximation for Interaction Energy Transfer of DNA through Lipid Bilayers

open access: yesDiscrete Dynamics in Nature and Society, 2018
In this study the interaction energies for single-stranded DNA and double-stranded DNA molecules with a lipid bilayer are investigated. The 6-12 Lennard-Jones potential and continuous approximation are used to derive analytical expressions for these ...
Mansoor H. Alshehri
doaj   +1 more source

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