News tagged with nerve axons

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 ...

Biology / Plants & Animals

created Dec 12, 2011 | popularity 4.9 / 5 (9) | comments 3 | with audio podcast

Researchers identify signals triggering dendrite growth

A study in worms that are less than a millimetre long has yielded clues that may be important for understanding how nerves grow.

Biology / Other

created Sep 20, 2011 | popularity 5 / 5 (1) | comments 0

Rewrite the textbooks: Findings challenge conventional wisdom of how neurons operate

(PhysOrg.com) -- Neurons are complicated, but the basic functional concept is that synapses transmit electrical signals to the dendrites and cell body (input), and axons carry signals away (output). In one ...

Medicine & Health / Neuroscience

created Feb 17, 2011 | popularity 4.9 / 5 (51) | comments 15 | with audio podcast

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 ...

Medicine & Health / Neuroscience

created Jan 26, 2011 | popularity 5 / 5 (1) | comments 0

Microchip technology rapidly identifies compounds for regrowing nerves in live animals

(PhysOrg.com) -- Scientists have long sought the ability to regenerate nerve cells, or neurons, which could offer a new way to treat spinal-cord damage as well as neurological diseases such as Alzheimer's ...

Chemistry / Analytical Chemistry

created Oct 11, 2010 | popularity 5 / 5 (8) | comments 0 | with audio podcast

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 ...

Medicine & Health / Medical research

created Sep 27, 2010 | popularity 4.8 / 5 (10) | comments 2 | with audio podcast

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 of ...

Medicine & Health / Medical research

created Jun 09, 2010 | popularity 4.3 / 5 (3) | comments 0 | with audio podcast

Targeted molecules play only minor role in axon repair

Neuroscientists at the University of California, San Diego School of Medicine have found that removing three key inhibitory molecules from myelin - the insulating material that surrounds nerve cell fibers - does not significantly ...

Medicine & Health / Neuroscience

created Jun 09, 2010 | popularity not rated yet | comments 0

Glaucoma's unique protein expression could enhance diagnosis and treatment

An eye under pressure appears to express a unique set of proteins that physicians hope will one day help them better diagnose and treat glaucoma.

Medicine & Health / Diseases, Conditions, Syndromes

created May 04, 2010 | popularity not rated yet | comments 0

Defective protein is a double hit for ataxia

The neurodegenerative disease spinocerebellar ataxia type 5 (SCA5) damages nerve cells in two ways. University of Minnesota researchers now report that the defective protein responsible for the disease cuts ...

Medicine & Health / Medical research

created Apr 05, 2010 | popularity 5 / 5 (1) | comments 0

Mild traumatic brain injury, not so mild after all

Douglas Smith, MD, director of the Center for Brain Injury and Repair and professor of Neurosurgery at the University of Pennsylvania School of Medicine, will present information on the molecular mechanism at play in mild ...

Medicine & Health / Neuroscience

created Feb 19, 2010 | popularity 4.7 / 5 (3) | comments 0

Scientists find survival factor for keeping nerve cells healthy

Scientists at the Babraham Institute have discovered a novel survival factor whose rapid transport along nerve cells is crucial for keeping them alive. The same factor seems likely to be needed to keep our nerves healthy ...

Medicine & Health / Medical research

created Jan 26, 2010 | popularity 5 / 5 (1) | comments 0

Newly Discovered Gene Mutation Linked to Nerve Diseases

(PhysOrg.com) -- Researchers from the Northwestern University Feinberg School of Medicine have identified mutations in the gene for TRPV4 that cause two related degenerative motor nerve disorders, scapuloperoneal spinal muscular ...

Medicine & Health / Genetics

created Dec 28, 2009 | popularity 5 / 5 (2) | comments 0

Researchers to develop probes to study cellular GPS

An international group of researchers from Carnegie Mellon University, Goettingen Medical School in Germany and the University of Cambridge in the United Kingdom have received a Human Frontiers Science Program (HFSP) grant ...

Biology / Cell & Microbiology

created Nov 10, 2009 | popularity not rated yet | comments 0

Damaging inflammatory response could hinder spinal cord repair

(PhysOrg.com) -- The inflammatory response following a spinal cord injury appears to be set up to cause extra tissue damage instead of promoting healing, new research suggests.

Medicine & Health / Neuroscience

created Oct 21, 2009 | popularity not rated yet | comments 1