News tagged with retinal ganglion
Coaxing injured nerve fibers to regenerate by disabling 'brakes' in the system
Medicine & Health / Neuroscience
Dec 09, 2009 |
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Brain and spinal-cord injuries typically leave people with permanent impairment because the injured nerve fibers (axons) cannot regrow. A study from Children's Hospital Boston, published in the December 10 ...
Caltech scientists create robot surrogate for blind persons in testing visual prostheses
Technology / Computer Sciences
Oct 19, 2009 |
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Scientists at the California Institute of Technology (Caltech) have created a remote-controlled robot that is able to simulate the "visual" experience of a blind person who has been implanted with a visual ...
How the retina works: Like a multi-layered jigsaw puzzle of receptive fields
Apr 07, 2009 |
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About 1.25 million neurons in the retina -- each of which views the world only through a small jagged window called a receptive field -- collectively form the seamless picture we rely on to navigate our environment. ...
Experts examine causes, treatment and prevention of glaucoma
Mar 04, 2009 |
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Although scientists know progressive degeneration of retinal ganglion cells and their axons is the primary cause of glaucoma, researchers have yet to identify a way to stop or prevent the degeneration.
Gene therapy restores vision to mice with retinal degeneration
Oct 16, 2008 |
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Massachusetts General Hospital (MGH) researchers have used gene therapy to restore useful vision to mice with degeneration of the light-sensing retinal rods and cones, a common cause of human blindness. Their report, appearing ...
