When people think of DNA, they visualize a string-like double helix structure. In reality, the DNA double helix in cells is supercoiled and constrained into loops. This supercoiling and looping are known to influence every ...
Molecular & Computational biology
Sep 28, 2021
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527
If you already have the sequenced map of an organism's genome but want to look for structural oddities in a sample, you can check the genomic barcode—a series of distances between known, targeted sites—by cutting a DNA ...
Biotechnology
Dec 29, 2015
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745
This year's Nobel Prize in chemistry was given to three scientists who each focused on one piece of the DNA repair puzzle. Now a new study, reported online Oct. 28 in the journal Nature, reports the discovery of a new class ...
Cell & Microbiology
Oct 29, 2015
70
4661
Viruses are the enigma of the biological world – despite having their own DNA and being able to adapt to their environment and evolve, they are not considered to be alive like cells. In order to reproduce and multiply – ...
Cell & Microbiology
May 12, 2014
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0
An interdisciplinary study led by Dr Ali Tavassoli, a Reader in chemical biology at the University of Southampton, has shown for the first time that 'click chemistry' can be used to assemble DNA that is functional in human ...
Biochemistry
Feb 10, 2014
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0
Researchers at Montana State University have found a method for creating more robust, temperature-tolerant enzymes that can be used as tools in the process of genetic manipulation.
Biotechnology
Sep 7, 2012
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0
Excessive exposure to ultraviolet (UV) radiation of sunlight can result in skin damage and may even induce skin cancers. Irradiation with UV light causes mutations in the DNA, which can interfere with or even inhibit the ...
Biochemistry
Nov 28, 2011
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0
A new approach to building an "artificial nose" -- using fluorescent compounds and DNA -- could accelerate the use of sniffing sensors into the realm of mass production and widespread use, say Stanford chemists. If their ...
Analytical Chemistry
Aug 20, 2010
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0
(PhysOrg.com) -- Adding a new link to our understanding of the complex chain of chemistry that keeps living cells alive, a team of researchers from the University of Vermont (UVM), the University of Utah, Vanderbilt University ...
Cell & Microbiology
Mar 2, 2010
0
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