(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) -- Organic chemists have always been trying to imitate biology. Although it is possible to make many molecules that imitate biomolecules in terms of structure and function, it remains a challenge to attain the ...
Polymers
Jan 4, 2011
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If a strand of your DNA was stretched out completely, it would be more than six feet long. It's hard to imagine that it can fit inside the nucleus of one of your cells, but that's exactly how it works.
Cell & Microbiology
Dec 6, 2010
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Mirror image catalysis with water in water is finally possible. Mirror image catalysis in water with water is effective and produces no waste. Researchers have now succeeded in imitating this marvelous trick of nature. NWO ...
Materials Science
Nov 2, 2010
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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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Like cats, human cells have a finite number of lives-once they divide a certain number of times (thankfully, more than nine) they change shape, slow their pace, and eventually stop dividing, a phenomenon called "cellular ...
Cell & Microbiology
Oct 3, 2010
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DNA analysis is poised to experience a significant advancement thanks to the work of a Texas A&M University chemical engineer, who has discovered a way to achieve more effective separation of DNA fragments.
Biochemistry
Sep 9, 2010
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A unique experiment at Rice University that forces bacteria into a head-to-head competition for evolutionary dominance has yielded new insights about the way Darwinian selection plays out at the molecular level. An exacting ...
Cell & Microbiology
Aug 25, 2010
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(PhysOrg.com) -- Chemists at the University of Reading have created a synthetic form of DNA that could transform how digital information is processed and stored.
Polymers
Jun 28, 2010
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Gene expression takes place in two stages: the transcription of DNA to RNA by an enzyme called RNA polymerase, followed by the translation of this RNA into proteins, whose behaviour affects the characteristics of each individual.
Biochemistry
Jun 17, 2010
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