Rare quadruple-helix DNA found in living human cells with glowing probes
New probes allow scientists to see four-stranded DNA interacting with molecules inside living human cells, unraveling its role in cellular processes.
New probes allow scientists to see four-stranded DNA interacting with molecules inside living human cells, unraveling its role in cellular processes.
Biotechnology
Jan 8, 2021
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13967
In 2020, each person in the world is producing about 1.7 megabytes of data every second. In just a single year, that amounts to 418 zettabytes—or 418 billion one-terabyte hard drives.
Nanophysics
Dec 9, 2020
1
40
A team of Johns Hopkins University researchers has developed a new software that could revolutionize how DNA is sequenced, making it far faster and less expensive to map anything from yeast genomes to cancer genes.
Biotechnology
Dec 3, 2020
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1167
ETH scientists have generated a huge true random number using DNA synthesis. It is the first time that a number of this magnitude has been created by biochemical means.
Biotechnology
Nov 20, 2020
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1131
Transcription factor proteins are the light switches of the human genome. By binding to DNA, they help turn genes 'on' or 'off' and start the important process of copying DNA into an RNA template that acts as a blueprint ...
Biotechnology
Oct 21, 2020
1
86
Molecules that accumulate at the tip of chromosomes are known to play a key role in preventing damage to our DNA. Now, researchers at EPFL have unraveled how these molecules home in on specific sections of chromosomes—a ...
Cell & Microbiology
Oct 14, 2020
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252
Proper folding of extremely long chromosomal DNA molecules is crucial for the correct functioning of the cell. Scientists from the Gerlich lab at IMBA—Institute of Molecular Biotechnology of the Austrian Academy of Sciences—developed ...
Biotechnology
Sep 23, 2020
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88
DNA molecules express heredity through genetic information. However, in the past few years, scientists have discovered that DNA can conduct electrical currents. This makes it an interesting candidate for roles that nature ...
Nanomaterials
Sep 16, 2020
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119
Genomes are routinely subjected to DNA damage. But most cells have DNA repair systems that enforce genome stability and, ideally, prevent diseases like cancer. The trouble gets serious when these systems break down. When ...
Molecular & Computational biology
Sep 16, 2020
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44
A new and quicker method of diagnosing diseases in patients has been created by researchers at the University of Leeds.
Analytical Chemistry
Sep 2, 2020
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73