News tagged with muscle contraction
Related topics: muscle
Biophysics: Order in chaos
The process of skeletal muscle contraction is based around protein filaments sliding inside sarcomeres — the structural units of muscle fiber. Inside each sarcomere is a set of filament motors, which ...
May 03, 2012 |
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Let's stretch... Scientists study myomesin protein
The proteins actin, myosin and titin are big players in the business of muscle contraction. Scientists at the European Molecular Biology Laboratory (EMBL) in Hamburg, Germany, have now examined another muscle protein – ...
Feb 14, 2012 |
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Curry spice could offer treatment hope for tendinitis
(PhysOrg.com) -- A derivative of a common culinary spice found in Indian curries could offer a new treatment hope for sufferers of the painful condition tendinitis, an international team of researchers has shown.
Aug 09, 2011 |
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Japan develops 'swimming' capsule endoscope
Japanese researchers said Tuesday they had developed a self-propelled remote controlled capsule endoscope that can "swim" through the digestive tract.
Jun 21, 2011 |
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Again, but faster! The spectacular courtship dance of a tiny bird (w/ Video)
A small male bird called a golden-collared manakin performs a difficult, elaborate, physically demanding courtship dance. In new research, life scientists report that female golden-collared manakins select ...
Jun 03, 2011 |
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New malaria protein structure upends theory of how cells grow and move
Researchers from the Walter and Eliza Hall Institute have overturned conventional wisdom on how cell movement across all species is controlled, solving the structure of a protein that cuts power to the cell ...
May 30, 2011 |
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Movement without muscles
A group of scientists headed by Michael Nickel of Friedrich Schiller University Jena (Germany) gives new answers to the question: Which cells in the sponges are contracting? They were able to show that the ...
May 12, 2011 |
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Positioning enzymes with ease
Virtually all processes in the human body rely on a unique class of proteins known as enzymes. To study them, scientists want to attach these molecules to surfaces and hold them fast, but this can often be ...
Apr 11, 2011 |
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Boosting supply of key brain chemical reduces fatigue in mice
Researchers at Vanderbilt University have "engineered" a mouse that can run on a treadmill twice as long as a normal mouse by increasing its supply of acetylcholine, the neurotransmitter essential for muscle contraction.
Medicine & Health / Neuroscience
Dec 20, 2010 |
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Halloween Special: The science behind Frankenstein
It has all the makings of a great monster story: an attempt to draw lightning from the sky, a scientist passionate to show that electricity held the secret of life, body parts and, of course, reanimation of ...
Oct 28, 2010 |
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Light workout: Scientists use optogenetics to effectively stimulate muscle movement in mice
Researchers at Stanford University were able to use light to induce normal patterns of muscle contraction, in a study involving bioengineered mice whose nerve-cell surfaces are coated with special light-sensitive proteins.
Medicine & Health / Medical research
Sep 26, 2010 |
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New molecular signaling cascade increases glucose uptake
Skeletal muscles combust both lipids and carbohydrates during exercise. The carbohydrates consist of both glycogen stored in the muscles as well as glucose extracted from the blood. Being a major sink for glucose disposal, ...
Medicine & Health / Medical research
Aug 20, 2010 |
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Opening the gate to the cell's recycling center
(PhysOrg.com) -- In cells, as in cities, disposing of garbage and recycling anything that can be reused is an essential service. In both city and cell, health problems can arise when the process breaks down.
Jul 14, 2010 |
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Discovery offers promising research for spinal-cord injury treatments
Researchers in the University of Alberta's Faculty of Rehabilitation Medicine have made an important discovery that could lead to more effective treatments for spinal-cord injuries. Karim Fouad and David Bennett have identified ...
Medicine & Health / Medical research
May 30, 2010 |
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'Volume dial' neurone may aid spinal disease
(PhysOrg.com) -- Scottish researchers have discovered a new class of neuron that may lead to new therapies for spinal injury.
Medicine & Health / Neuroscience
Dec 11, 2009 |
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