(PhysOrg.com) -- Every day, about 10 billion cells in a human body commit suicide. Cells infected by virus, that are transformed or otherwise dysfunctional altruistically sacrifice themselves for the greater good. Now, new ...
Cell & Microbiology
Feb 26, 2010
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(PhysOrg.com) -- Since the discovery in 2007 that a component of human semen called SEVI boosts infectivity of the virus that causes AIDS, researchers have been trying to learn more about SEVI and how it works, in hopes of ...
Biochemistry
Nov 19, 2009
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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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Researchers at the University of Illinois report that a toxic molecule known to damage cells and cause disease may also play a pivotal role in bird migration. The molecule, superoxide, is proposed as a key player in the mysterious ...
Other
Jun 22, 2009
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An article authored by a team of Lawrence Livermore National Laboratory (LLNL) scientists has characterized how different cell membranes behave.
General Physics
Feb 5, 2018
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Cold Spring Harbor Laboratory (CSHL) today announced that authors of manuscripts posted on its preprint server bioRxiv can now submit their papers directly to several leading research journals, avoiding the need for reloading ...
Other
Jan 15, 2016
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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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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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New research reveals that when red blood cells are hit with laser light, they produce high frequency sound waves that contain a great deal of information. Similar to the way one can hear the voices of different people and ...
Biochemistry
Jul 2, 2013
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German biophysicists at Ruhr-Universitaet-Bochum in collaboration with the MPI Dortmund have for the first time measured the orientation of the Ras protein bound to the cell membrane.
Biochemistry
Oct 15, 2012
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