Neuroscience
Glial cells assist in the repair of injured nerves
When a nerve is damaged, glial cells produce the protein neuregulin1 and thereby promote the regeneration of nerve tissue.
Jan 28, 2013
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News tagged with electrical impulses
Cardiology
Virtual heart sheds new light on heart defect
(Medical Xpress)—A virtual heart, developed at The University of Manchester, is revealing new information about one of the world's most common heart conditions.
Jan 15, 2013
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Immunology
Multiple sclerosis study reveals how killer T cells learn to recognize nerve fiber insulators
(Medical Xpress)—Misguided killer T cells may be the missing link in sustained tissue damage in the brains and spines of people with multiple sclerosis, findings from the University of Washington reveal. Cytoxic T cells, ...
Jan 11, 2013
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Medical research
Scientists identify molecules in the ear that convert sound into brain signals
For scientists who study the genetics of hearing and deafness, finding the exact genetic machinery in the inner ear that responds to sound waves and converts them into electrical impulses, the language of the brain, has been ...
Dec 6, 2012
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Neuroscience
A better brain implant: Slim electrode cozies up to single neurons
(Medical Xpress)—A thin, flexible electrode developed at the University of Michigan is 10 times smaller than the nearest competition and could make long-term measurements of neural activity practical at last.
Nov 11, 2012
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Medical research
Nerve signal discovery backs Nobel winner's theory
Scientists have proved a 60-year-old theory about how nerve signals are sent around the body at varying speeds as electrical impulses.
Oct 11, 2012
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Neuroscience
Learning requires rhythmical activity of neurons
The hippocampus represents an important brain structure for learning. Scientists at the Max Planck Institute of Psychiatry in Munich discovered how it filters electrical neuronal signals through an input and output control, ...
Sep 26, 2012
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Ophthalmology
Australians implant 'world first' bionic eye
Australian scientists said Thursday they had successfully implanted a "world first" bionic eye prototype, describing it as a major breakthrough for the visually impaired.
Aug 30, 2012
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Neuroscience
Tiny magnetic coils modulate neural activity, may be safer for deep-brain implants
Magnetic fields generated by microscopic devices implanted into the brain may be able to modulate brain-cell activity and reduce symptoms of several neurological disorders. Micromagnetic stimulation appears to generate the ...
Jun 26, 2012
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Neuroscience
Simple mathematical pattern describes shape of neuron 'jungle'
Neurons come in an astounding assortment of shapes and sizes, forming a thick inter-connected jungle of cells. Now, UCL neuroscientists have found that there is a simple pattern that describes the tree-like shape of all neurons.
Jun 20, 2012
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