(Phys.org)—Pathogenic salmonellae rely on a division of labour: some of them see to the common wellbeing, while others are able to stand up to free rider salmonellae better. This teamwork bears certain ...
Feb 21, 2013
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(Phys.org)—A team from the Cardiff University's Schools of Biosciences and Physics and Astronomy have made a breakthrough in our understanding of proteins - the workhorse molecules of the cell and nature's ...
Nov 23, 2012
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(Phys.org)—New imaging technology has revealed how the molecular machines that remodel genetic material inside cells 'grab onto' DNA like a rock climber looking for a handhold.
Oct 26, 2012
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A team of scientists at the University of Freiburg led by Dr. Martin van der Laan has achieved groundbreaking new insights into the structure of mitochondria. Mitochondria are the microscopic power plants ...
Sep 14, 2012
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Scientists are one step closer to making more complex microscopic biological machines, following improvements in the way that they can "re-wire" DNA in yeast, according to research published today in the journal ...
Mar 19, 2012
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(PhysOrg.com) -- Before any cell - healthy or cancerous - can divide, it has to replicate its DNA. So scientists who want to know how normal cells work - and perhaps how to stop abnormal ones - are keen to ...
Mar 06, 2012
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Scientists have deciphered the structure of an essential part of Mediator, a complex molecular machine that plays a vital role in regulating the transcription of DNA.
Jul 03, 2011
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(PhysOrg.com) -- Scientists from the U.S. Department of Energy's Lawrence Berkeley National Laboratory have obtained the closest look yet of how a gargantuan molecular machine breaks down unwanted proteins ...
Aug 02, 2010
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Specialized motor proteins that transport cargo within cells could be turned into nanoscale machines for drug delivery, according to bioengineers. Chemical alteration of the proteins' function could also help inhibit the ...
Mar 20, 2009
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