Computational models of the human heart can be very useful in studying not just the basic mechanisms of heart function, but also to analyze the heart in a diseased state, and come up with methods for diagnosis and therapy.
Apr 10, 2013
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(Phys.org)—Honeybees never cease to amaze us... their bite contains a natural anesthetic. This discovery was made by a team of Greek and Cypriot researchers, in collaboration with the CNRS Laboratoire Evolution, ...
Nov 27, 2012
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Excitation of neurons depends on the selected influx of certain ions, namely sodium, calcium and potassium through specific channels. Obviously, these channels were crucial for the evolution of nervous systems ...
Jul 26, 2012
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(Phys.org) -- An international team of scientists, including chemist Xiao Cheng Zeng of the University of Nebraska-Lincoln, has created what is in effect a nanoscale sieve that is very selective in what it ...
Jul 18, 2012
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To understand how the first cells transported ions across their membranes, researchers are studying simple channels used by fungi to kill off bacteria.
Jun 07, 2012
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(PhysOrg.com) -- Mole rats aren't the prettiest things; living underground as they do, they more resemble Gollum from the Lord of the Rings trilogy than other rats or mice. But they’re interesting to ...
Dec 16, 2011
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Benzocaine, a commonly used local anesthetic, may more easily wiggle into a cell's membrane when the membrane is made up of compounds that carry a negative charge, a new study shows. The finding could help scientists piece ...
Sep 26, 2011
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Fables have long cast scorpions as bad-natured killers of hapless turtles that naively agree to ferry them across rivers. Michigan State University scientists, however, see them in a different light.
Apr 27, 2011
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(PhysOrg.com) -- In a recent study published in Nature by Jan Weiss and Frank Zufall of the University of Saarland, School of Medicine, a connection has been made between the inability to feel pain and anosmia - the inabil ...
Mar 25, 2011
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New research from the University of North Carolina at Chapel Hill School of Medicine describes a key molecular mechanism in nerve fibers that ensures the rapid conductance of nervous system impulses. The findings ...
Jan 26, 2011
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An imbalance of salt and water in patients with cystic fibrosis makes their lungs clog up with sticky mucus that is prone to infection. The cause of the offending imbalance is a well-known genetic error, one that blocks the ...
Nov 12, 2010
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Lung transplant patients may one day benefit from a synthetic peptide that mimics the body's natural ability to reduce excess fluid accumulation, Medical College of Georgia researchers report.
Mar 24, 2010
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Scorpion venom is notoriously poisonous -- but it might be used as an alternative to dangerous and addictive painkillers like morphine, a Tel Aviv University researcher claims.
Feb 16, 2010
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