Compound likely to regenerate vision in humans
July 26th, 2012 - 4:35 pm ICT by IANS
Washington, July 26 (IANS) An improved version of a newly discovered chemical may enable people with degenerative blindness to see again, says a study.The approach could eventually help those ... Read more...
Posted in Health |
Night blindness cured in mice with special cells
April 19th, 2012 - 1:46 pm ICT by IANS
London, April 19 (IANS) British scientists have shown for the first time that transplanting special cells into the eyes of visually impaired mice can restore their night vision, an experiment ... Read more...
Posted in Health |
Why human eye is better than both digital and film cameras
May 4th, 2011 - 1:44 pm ICT by ANI
Washington, May 4 (ANI): Nearly 50 years ago, physiologists described the human retina's tricks for improving contrast and sharpening edges in an image, while also capturing faint detail.But now, new experiments by ... Read more...
Posted in Health Science |
How visuals signals travel from eye to the brain
October 7th, 2010 - 1:18 pm ICT by ANI
London, Oct 7 (ANI): Researchers at the Salk Institute for Biological Studies were able to trace for the first time the neuronal circuitry that connects individual photoreceptors with retinal ganglion cells, the ... Read more...
Posted in Health Science |
New hope for restoring vision in the blind
September 22nd, 2010 - 3:11 pm ICT by ANI
London, Sep 22 (ANI): Scientists have successfully translated retinal cone cells, vital for colour vision, into blind mice.Four years ago, the same research team transplanted rod cells, used in night vision.The ... Read more...
Posted in Health Science |
‘Sleep control’ receptors help blind mice see
July 24th, 2010 - 1:04 pm ICT by ANI
London, July 24 (ANI): When blind mice are made to run, they can identify objects using receptors in the eye, also called 'sleep control' cells, that were previously thought to have no ... Read more...
Posted in Health Science |
Special retinal cells allow blind mice to ’see’
July 15th, 2010 - 1:10 pm ICT by ANI
Washington, July 15 (ANI): Mice can see light as well as patterns and images without rod and cone cells, thanks to special photosensitive cells in their retinas, new research reveals.For long it ... Read more...
Posted in Health Science |
What helps us see in bright or low light?
October 14th, 2009 - 5:27 pm ICT by IANS
Washington, Oct 14 (IANS) How do our eyes adjust during a blackout, seemingly without loss of time?
Vision scientists at Washington University School of Medicine-St. Louis (WUSM-SL) have identified an intricate process ... Read more...
Posted in Health |
Viagra may blur vision for a while, but doesn’t blind you
April 14th, 2009 - 1:31 pm ICT by IANS
Washington, April 14 (IANS) Men who take Viagra or other drugs for erectile dysfunction (ED) have complained of temporary blurred vision, but researchers who carried out a new study say the drugs ... Read more...
Posted in Sci-Tech |
Erectile dysfunction drugs ‘pose no threat to vision’
April 14th, 2009 - 11:37 am ICT by ANI
Washington, Apr 14 (ANI): Erectile dysfunction (ED) drugs like Viagra and sildenafil pose no threat to vision, say researchers.According to a report in the April issue of Archives of Ophthalmology, one of ... Read more...
Posted in Health Science |
Newly discovered light sensors communicate directly with brain
January 1st, 2009 - 11:12 am ICT by IANS
Washington, Jan 1 (IANS) Neuro-scientists have unravelled how newly discovered light sensors in the eye detect light and communicate with the brain. These light sensors are a small number of nerve cells ... Read more...
Posted in Uncategorized |
Gene therapy for retinal degeneration may harbour blindness cure
October 17th, 2008 - 2:05 pm ICT by ANI
Washington, Oct 17 (ANI): Researchers from Massachusetts General Hospital (MGH) have successfully restored vision in mice with retinal degeneration, using gene therapy a development that could lead to blindness cure.The team ... Read more...
Posted in National |
Gene therapy could help blind people see again
October 17th, 2008 - 1:42 pm ICT by IANS
Washington, Oct 17 (IANS) Researchers relied on gene therapy to restore vision to mice which suffered from degeneration of the light-sensing retinal rods and cones, a common cause of human blindness, because ... Read more...
Posted in World |
Eyes use different mechanism to set biological clock than ability to see
April 26th, 2008 - 1:29 pm ICT by admin
London, April 26 (ANI): A biologist from the Johns Hopkins University has found that the eye uses light to reset the biological clock through a mechanism separate from the ability to ... Read more...
Posted in Entertainment |