The proteins that drive DNA replication—the force behind cellular growth and reproduction—are some of the most complex machines on Earth. The multistep replication process involves hundreds of atomic-scale moving parts ...
Cell & Microbiology
Oct 15, 2014
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(Phys.org) —Scientists at The University of Manchester have generated a new star-shaped molecule made up of interlocking rings, which is the most complex of its kind ever created.
Materials Science
Sep 22, 2014
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Ludwig Maximilian University of Munich researchers have discovered a further function of the base-pairing that holds the two strands of the DNA double helix together: it plays a crucial role in protecting the DNA from the ...
Biochemistry
Sep 19, 2014
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DNA—the carrier of genetic information—is constantly threatened by damage originating from exogenous and endogenous sources. Very special DNA lesions are DNA-protein crosslinks - proteins covalently linked to DNA. So ...
Cell & Microbiology
Jul 3, 2014
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Every high school biology student knows the structure of DNA is a double helix, but after DNA is converted into RNA, parts of RNA also commonly fold into the same spiral staircase shape.
Cell & Microbiology
Jul 3, 2014
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Environmental influences such as ionizing radiation, intense heat or various chemical substances damage the DNA constantly. Only thanks to efficient repair systems can mutations – changes in the DNA – largely be prevented. ...
Cell & Microbiology
May 27, 2014
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Researchers at the National Physical Laboratory (NPL) and the London Centre for Nanotechnology (LCN) have determined the structure of DNA from measurements on a single molecule using atomic force microscopy (AFM), and found ...
Bio & Medicine
May 15, 2014
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(Phys.org) —Using principles of energy transfer more commonly applied to designing solar cells, scientists at the U.S. Department of Energy's Brookhaven National Laboratory have developed a new highly sensitive way to detect ...
Materials Science
Apr 29, 2014
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Amazon said Thursday it was buying a California-based videogame studio, fueling speculation that the online retail titan plans to release its own console for home entertainment.
Business
Feb 6, 2014
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(Phys.org) —Maybe you've seen the movies or played with toy Transformers, those shape-shifting machines that morph in response to whatever challenge they face. It turns out that DNA-repair machines in your cells use a similar ...
Cell & Microbiology
Feb 3, 2014
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