News tagged with biophysical journal
An atomic-level look at an HIV accomplice
Nov 19, 2009 |
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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 ...
Come on in: Nuclear barrier less restrictive than expected in new cells
Oct 06, 2009 |
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When it comes to the two basic types of cells, prokaryotes and eukaryotes, compartmentalization is everything. Prokaryotes are evolutionarily ancient cells that only have a membrane surrounding their outer boundary, while ...
Bone's material flaws lead to disease: Tiny rifts create fragility of brittle bone disease
Aug 04, 2009 |
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(PhysOrg.com) -- The weak tendons and fragile bones characteristic of osteogenesis imperfecta, or brittle bone disease, stem from a genetic mutation that causes the incorrect substitution of a single amino ...
One step at a time: Motor molecules use random walks to make deliveries in living cells
Jul 21, 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 ...
Toxic molecule may help birds 'see' north and south
Jun 22, 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 ...
Study reveals new data on circadian rhythms
May 07, 2009 |
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Fluctuations in light intensity allow restoring the regularity of circadian rhythms. This is the main conclusion of the work carried out by Javier Buceta, group leader of The SiMBioSys Group (Theoretical and In Silico Modelling ...
