Like an impossibly twisted telephone cord, DNA, the molecule that encodes genetic information, also often finds itself twisted into coils. This twisting, called supercoiling, is caused by enzymes that travel along DNA's helical ...
Cell & Microbiology
Jun 28, 2013
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In the past year a group of synthetic proteins called CRISPR-Cas RNA-guided nucleases (RGNs) have generated great excitement in the scientific community as gene-editing tools. Exploiting a method that some bacteria use to ...
Biotechnology
Jun 23, 2013
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(Phys.org) —A team of scientists at the Friedrich Miescher Institute for Biomedical Research and the University of Geneva has functionally dissected the molecular processes that ensure the stability of chromosomes. They ...
Cell & Microbiology
Jun 5, 2013
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(Phys.org) —New tension gauge tether (TGT) laboratory method developed at the University of Illinois at Urbana-Champaign has broad applications for research into stem cells, cancer, infectious disease, and immunology.
Cell & Microbiology
May 23, 2013
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(Phys.org) —The allure of personalized medicine has made new, more efficient ways of sequencing genes a top research priority. One promising technique involves reading DNA bases using changes in electrical current as they ...
Bio & Medicine
May 20, 2013
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(Phys.org) —Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have discovered that DNA "linker" strands coax nano-sized rods to line up in way unlike any other spontaneous arrangement of rod-shaped ...
Bio & Medicine
May 16, 2013
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(Phys.org) —The allure of personalized medicine has made new, more efficient ways of sequencing genes a top research priority. One promising technique involves reading DNA bases using changes in electrical current as they ...
Bio & Medicine
May 8, 2013
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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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(Phys.org) —For the first time, an elusive step in the process of human DNA replication has been demystified by scientists at Penn State University. According to senior author Stephen J. Benkovic, an Evan Pugh Professor ...
Cell & Microbiology
Apr 1, 2013
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Bacteria appear to speed up their evolution by positioning specific genes along the route of expected traffic jams in DNA encoding. Certain genes are in prime collision paths for the moving molecular machineries that read ...
Cell & Microbiology
Mar 29, 2013
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