News tagged with nerve axons

Axons' unexpected cytoskeleton structure

(Phys.org)—The plasma membranes that give cells their shapes are typically upheld by linear meshworks of the protein actin. In contrast, Howard Hughes Medical Institute scientists have now discovered that periodic ring-shaped ...

dateJan 28, 2013 in Cell & Microbiology
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A whole new meaning for thinking on your feet

Smithsonian researchers report that the brains of tiny spiders are so large that they fill their body cavities and overflow into their legs. As part of ongoing research to understand how miniaturization affects brain size ...

dateDec 12, 2011 in Plants & Animals
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Membrane molecule keeps nerve impulses hopping

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 appear online ...

dateJan 26, 2011 in Neuroscience
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How injured nerves grow themselves back

Unlike nerves of the spinal cord, the peripheral nerves that connect our limbs and organs to the central nervous system have an astonishing ability to regenerate themselves after injury. Now, a new report in the October 1st ...

dateSep 27, 2010 in Medical research
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Improving recovery from spinal cord injury

Once damaged, nerves in the spinal cord normally cannot grow back and the only drug approved for treating these injuries does not enable nerve regrowth. Publishing online this week in the Early Edition of the Proceedings ...

dateJun 09, 2010 in Medical research
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