DNA falls apart when you pull it with a tiny force: the two strands that constitute a DNA molecule disconnect. Peter Gross of VU University Amsterdam has shown this in his PhD research project. With this research, researchers ...
Biochemistry
May 20, 2011
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Water molecules surround the genetic material DNA in a very specific way. German scientists at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) have discovered that, on the one hand, the texture of this hydration shell depends ...
Biochemistry
Apr 26, 2011
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(PhysOrg.com) -- DNA isn't just for genetics anymore. Cornell researchers are using synthetic DNA to make nanoparticles, dubbed DNAsomes, that can deliver drugs and genetic therapy to the insides of cells.
Bio & Medicine
Apr 22, 2011
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(PhysOrg.com) -- Simply stretching DNA can silence a gene, scientists at the UA have discovered. The finding could point to a previously unknown gene control mechanism.
Biotechnology
Mar 21, 2011
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(PhysOrg.com) -- DNA, that marvelous, twisty molecule of life, has an alter ego, research at the University of Michigan and the University of California, Irvine reveals.
Biochemistry
Jan 26, 2011
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An interdisciplinary team from Columbia University that includes electrical engineers from Columbia's Engineering School, together with researchers from the University's departments of Physics and Chemistry, has figured ...
Nanophysics
Jan 24, 2011
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The degree of twisting of natural helical structures, such as the DNA double-helix, plays an essential role in many important biological functions. Because of their twisted architecture, artificial helices can facilitate ...
Materials Science
Jan 21, 2011
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(PhysOrg.com) -- Using a new experimental test structure, biophysicists at JILA have unraveled part of a 15-year mystery in the mechanics of DNA -- just how the molecule manages to suddenly extend to almost twice its normal ...
Biochemistry
Jan 20, 2011
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(PhysOrg.com) -- A new study from UC Davis shows how, like a conjuring trick with interlocking rings, two interlocked pieces of DNA are separated after DNA is copied or repaired. The finding was published online Oct. 10 in ...
Cell & Microbiology
Oct 11, 2010
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The story of the double helix's discovery has a few new twists. A new primary source -- a never-before-read stack of letters to and from Francis Crick, and other historical materials dating from the years 1950-76 -- has ...
Other
Sep 29, 2010
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