Electronic zippers control DNA strands
A research team from NPL and the University of Edinburgh have invented a new way to zip and unzip DNA strands using electrochemistry.
Biochemistry
Apr 18, 2013
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Page 28 - News tagged with strand dna
Barcoding long DNA quantifies CRISPR effects
Current sequencing techniques lack the sensitivity to detect rare gene mutations in a pool of cells, which is particularly important, for example, in early cancer detection. Now, scientists at KAUST have developed an approach, ...
Biotechnology
Aug 26, 2020
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Research shows graphene nanopores can be controlled
(Phys.org)—Engineers at the University of Texas at Dallas have used advanced techniques to make the material graphene small enough to read DNA.
Nanomaterials
Oct 2, 2012
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Some cells don't know when to stop
Certain mutated cells keep trying to replicate their DNA—with disastrous results—even after medications rob them of the raw materials to do so, according to new research from USC.
Cell & Microbiology
Nov 19, 2012
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Protocells use DNA logic to communicate and compute
The work provides a step towards chemical cognition in synthetic protocells and could be useful in biosensing and therapeutics.
Bio & Medicine
Mar 4, 2019
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Deciphering potent DNA toxin's secrets
One of the most potent toxins known acts by welding the two strands of the famous double helix together in a unique fashion which foils the standard repair mechanisms cells use to protect their DNA.
Biochemistry
Aug 2, 2017
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138
Copying made easy: A universal isothermal DNA amplification method
Whether revealing a perpetrator with DNA evidence, diagnosing a pathogen, classifying a paleontological discovery, or determining paternity, the duplication of nucleic acids (amplification) is indispensable. In the journal ...
Biochemistry
Mar 12, 2019
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115
DNA and quantum dots: All that glitters is not gold
(Phys.org)—A team of researchers at the National Institute of Standards and Technology (NIST) has shown that by bringing gold nanoparticles close to the dots and using a DNA template to control the distances, the intensity ...
Nanophysics
Jan 25, 2013
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A cellular engineering breakthrough: High-yield CRISPR without viral vectors
A new variation of the CRISPR-Cas9 gene editing system makes it easier to re-engineer massive quantities of cells for therapeutic applications. The approach, developed at Gladstone Institutes and UC San Francisco (UCSF), ...
Biotechnology
Aug 25, 2022
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A prebiotic route to DNA
DNA may have appeared on Earth earlier than has hitherto been assumed. LMU chemists led by Oliver Trapp show that a simple reaction pathway could have given rise to DNA subunits on the early Earth.
Biochemistry
Jun 18, 2019
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