News tagged with myosin
New genetic cause of cardiac failure discovered
Nov 25, 2009 |
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Over the course of a lifetime, the heart pumps some 250 million liters of blood through the body. In the order to do this, the muscle fibers of the heart have to be extremely durable. The research group headed by Dr. Wolfgang ...
Small mechanical forces have big impact on embryonic stem cells
Oct 18, 2009 |
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Applying a small mechanical force to embryonic stem cells could be a new way of coaxing them into a specific direction of differentiation, researchers at the University of Illinois report. Applications for force-directed ...
Dividing cells 'feel' their way out of warp
Sep 10, 2009 |
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Every moment, millions of a body's cells flawlessly divvy up their genes and pinch perfectly in half to form two identical progeny for the replenishment of tissues and organs -- even as they collide, get stuck, ...
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 ...
Scientists discover a new mechanism controlling neuronal migration
Medicine & Health / Neuroscience
Jul 15, 2009 |
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The molecular machinery that helps brain cells migrate to their correct place in the developing brain has been identified by scientists at St. Jude Children's Research Hospital. The finding offers new insight into the forces ...
Autopilot guides proteins in brain
Medicine & Health / Neuroscience
Apr 21, 2009 |
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Proteins go everywhere in the cell and do all sorts of work, but a fundamental question has eluded biologists: How do the proteins know where to go?
Why 'lazy Susan' has a weak heart
Mar 05, 2009 |
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When young, apparently healthy athletes suddenly collapse, it can be due to hereditary cardiac disease. Researchers at the Heidelberg University Hospital have now discovered a genetic modification that leads to cardiac weakness ...
Study offers clues to beating hearing loss
Mar 04, 2009 |
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Researchers at the University of Leeds have made a significant step forward in understanding the causes of some forms of deafness.
Biologists learn structure, mechanism of powerful 'molecular motor' in virus
Biology /
Dec 24, 2008 |
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(PhysOrg.com) -- Researchers have discovered the atomic structure of a powerful "molecular motor" that packages DNA into the head segment of some viruses during their assembly, an essential step in their ability ...
