News tagged with outer membranes
Analysis knocks down theory on origin of cell structure
Apr 22, 2009 |
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(PhysOrg.com) -- Understanding how living cells originated and evolved into their present forms remains a fundamental research area in biology, one boosted in recent years by the introduction of new tools ...
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Scientists look at 'syringe' assembly in plague bacteria
Biology /
Feb 27, 2008 |
4.8 / 5 (4) |
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Bacteria that cause the bubonic plague avoid death in our bodies by injecting our cells with immune evasion proteins. Scientists have discovered a new way bacteria build and hold the syringes, according to research published ...
Scientists obtain clearer view of how eye lens proteins are sorted
Nov 03, 2009 |
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New research reveals how proteins that are critical for the transparency of the eye lens are properly sorted and localized in membrane bilayers. The study, published by Cell Press in the November 3rd issue of Biophysical Jo ...
Findings reveal how dengue virus matures, becomes infectious
Biology /
Mar 27, 2008 |
4.2 / 5 (11) |
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Biologists at Purdue University have determined why dengue virus particles undergo structural changes as they mature in host cells and how the changes are critical for enabling the virus to infect new host ...
Boosting the amount of energy obtained from water
Nov 18, 2009 |
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The energy generated in places where fresh water and salt water meet is known as blue energy. This is a relatively new but highly promising renewable energy source. Piotr Długołęcki of the University ...
Border control: Study shows how proteins permit entry to a cell
Biology /
Oct 16, 2008 |
4.7 / 5 (6) |
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The means by which proteins provide a 'border control' service, allowing cells to take up chemicals and substances from their surroundings, whilst keeping others out, is revealed in unprecedented molecular detail for the ...
Biologists search for 'half-fusion'
May 16, 2005 |
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Every living cell is surrounded by a membrane, a thin barrier that separates the genetic machinery of life from the non-living world outside. Though barriers, membranes are not impervious. Cells use a complex hierarchy of ...
Scientists find way to predict stomach cancer relapses
Oct 05, 2009 |
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Researchers at the National Cancer Center in Japan have developed a system for detecting 70 percent of postoperative stomach cancer relapses, according to sources.
Researchers study bacterium big enough to see -- the Shaquille O'Neal of bacteria
Biology /
May 07, 2008 |
4.5 / 5 (16) |
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Well, perhaps not quite Shaquille O'Neal. But it is Shaq-teria. The secret to an unusual bacterium's massive size -- it's the size of a grain of salt, or a million times bigger than E. coli bacteria, and big ...
New windows opened on cell-to-cell interactions (w/ Video)
Nanotechnology / Bio & Medicine
Jul 22, 2009 |
5 / 5 (1) |
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Applying biological molecules from cell membranes to the surfaces of artificial materials is opening peepholes on the very basics of cell-to-cell interaction.
Tick-borne encephalitis virus reveals its access code
Biology /
Oct 20, 2008 |
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Fritz et al. have identified an amino acid switch that flaviviruses flip to gain access to cells. Flaviviruses such as tick-borne encephalitis virus (TBEV), yellow fever, and dengue are dangerous human pathogens. These membrane-encircled ...
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