The bacterial pathogens that cause Lyme disease and syphilis are highly invasive. These pathogens, or spirochetes, can invade the central nervous system and, in the case of syphilis, enter the placenta, causing disease in ...
Cell & Microbiology
Nov 19, 2013
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Scientists have developed a new massively-parallel approach for manipulating single DNA and protein molecules and studying their interactions under force. The finding appears in the June 2 issue of Biophysical Journal.
Nanophysics
Jun 2, 2010
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The ability of tissue cells to stick to one another is critical for many physiological and pathological processes. But normal living cells need to do much more than just hold on tight, they must monitor their environment ...
Cell & Microbiology
Feb 16, 2010
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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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Nearly every body of water, from a puddle or a pond to a vast ocean, contains microscopic organisms that live attached to rocks, plants, and animals. These so-called sessile suspension feeders are critical to aquatic ecosystems ...
Biochemistry
Oct 15, 2013
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Cells rely on tiny molecular motors to deliver cargo, such as mRNA and organelles, within the cell. The critical nature of this transport system is evidenced by the fact that disruption of motors by genetic defects leads ...
Cell & Microbiology
Jul 21, 2009
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New research successfully reverses epilepsy-associated pathology by using a sophisticated single-cell modeling paradigm to examine abnormal cell behavior and identify the optimal modulation of channel activity. The study, ...
Biochemistry
Oct 18, 2011
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A paper by researchers at the National Institute of Standards and Technology may breathe new life into the use of a powerful -- but tricky -- diagnostic technique for cell biology. The paper,* appearing this week in the Biophysical ...
General Physics
Oct 14, 2010
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Researchers at the Department of Energy's Oak Ridge National Laboratory and the University of Tennessee have for the first time successfully characterized the earliest structural formation of the disease type of the protein ...
General Physics
May 18, 2011
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A new study by Rice University bioengineers finds that the workhorse proteins that move cargo inside living cells behave like prima donnas. The protein, called kinesin, is a two-legged molecular machine. Rice's scientists ...
Biochemistry
Nov 5, 2010
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