News tagged with optic nerves
Prolonged space travel causes brain and eye abnormalities in astronauts
Magnetic resonance imaging (MRI) of the eyes and brains of 27 astronauts who have spent prolonged periods of time in space revealed optical abnormalities similar to those that can occur in intracranial hypertension of unknown ...
Space & Earth / Space Exploration
Mar 13, 2012 |
4.3 / 5 (6) |
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Scientists solve mystery of the eye
(PhysOrg.com) -- Scientists have a good overall understanding of human vision: when light enters our eyes, it is focused by the lens and strikes the retina in the back of the eye. The light causes some of ...
Nov 17, 2011 |
4.3 / 5 (64) |
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Forecast calls for nanoflowers to help return eyesight
(PhysOrg.com) -- University of Oregon researcher Richard Taylor is on a quest to grow flowers that will help people who've lost their sight, such as those suffering from macular degeneration, to see again.
May 05, 2011 |
5 / 5 (9) |
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Clustering gene expression changes reveals pathways toward glaucoma prevention
Using a method that involved the clustering of samples that showed similarity in expression profiles, Jackson Laboratory researchers were able to identify molecular signatures of early events in glaucoma progression -- events ...
Medicine & Health / Medical research
Mar 07, 2011 |
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Artificial retina helps some blind people
For two decades, Eric Selby had been completely blind and dependent on a guide dog to get around. But after having an artificial retina put into his right eye, he can detect ordinary things like the curb and ...
Medicine & Health / Medical research
Feb 14, 2011 |
5 / 5 (9) |
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New research reveals unexpected biological pathway in glaucoma
In a study published today in the Proceedings of the National Academy of Sciences (Early Edition ahead of print), a team of researchers from the Kennedy Krieger Institute and four collaborating institutions, identified a new ...
Medicine & Health / Medical research
Jan 03, 2011 |
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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 |
4.7 / 5 (3) |
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Body weight and glaucoma risk; new 'map' for severe myopia
This month's Ophthalmology journal includes surprising research from the Massachusetts Eye and Ear Infirmary on the relation of body weight to the risk for glaucoma. Also, from researchers at the Tokyo Medical and Dental ...
Medicine & Health / Diseases, Conditions, Syndromes
Aug 02, 2010 |
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Link between iron overload and macular degeneration under study
The most common - and under-diagnosed - genetic disease in humans just may be a cause of the worst form of macular degeneration, Medical College of Georgia researchers report.
Medicine & Health / Medical research
Jun 24, 2010 |
5 / 5 (1) |
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Stem cells reverse blindness caused by burns
(AP) -- Dozens of people who were blinded or otherwise suffered severe eye damage when they were splashed with caustic chemicals had their sight restored with transplants of their own stem cells - a stunning ...
Medicine & Health / Medical research
Jun 23, 2010 |
5 / 5 (15) |
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Simple eye test measures damage from multiple sclerosis, researchers find
June 8, 2010 - A quick, painless eye measurement shows promise as a way to diagnose multiple sclerosis in its very early stages, and to track the effectiveness of treatments, researchers from UT Southwestern Medical Center ...
Medicine & Health / Neuroscience
Jun 07, 2010 |
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Researchers create retina from human embryonic stem cells
UC Irvine scientists have created an eight-layer, early-stage retina from human embryonic stem cells, the first three-dimensional tissue structure to be made from stem cells.
Medicine & Health / Medical research
May 26, 2010 |
5 / 5 (3) |
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Funnel vision: New info about how cells in the eye help guide light into the retina
The eyes are marvelous instruments for converting outside reality into images lodged inside our brains. A new study of the retina, the light-sensitive region at the back of the eye, solves a mystery as to ...
May 09, 2010 |
4.9 / 5 (11) |
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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
May 04, 2010 |
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Developing a test to save eyesight by detecting glaucoma years earlier
Scientists are reporting progress toward a test that could revolutionize the diagnosis of glaucoma -- the second leading cause of vision loss and blindness worldwide -- by detecting the disease years earlier ...
Medicine & Health / Medical research
Mar 24, 2010 |
5 / 5 (1) |
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