News articles tagged with 'photoreceptor'
Researchers develop curious snapshot of powerful retinal pigment and its partners
— 1 Mar 2011 17:18 | HealthScience fiction novelist and scholar Issac Asimov once said, 'The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny.'…
Are sharks colour blind?
— 18 Jan 2011 17:32 | BiologySharks are unable to distinguish colours, even though their close relatives rays and chimaeras have some colour vision, according to new research by Dr Nathan Scott Hart and colleagues…
Melanopsin looks on the bright side of life
— 8 Dec 2010 18:17 | HealthBetter known as the light sensor that sets the body's biological clock, melanopsin also plays an important role in vision: Via its messengers-so-called melanopsin-expressing retinal…
Evolutionary bestseller in image processing
— 11 Nov 2010 12:14 | BiologyThe eye is not just a lens that takes pictures and converts them into electrical signals. As with all vertebrates, nerve cells in the human eye separate an image into different image…
Unexpected findings of lead exposure may lead to treating blindness
— 26 Oct 2010 12:50 | HealthSome unexpected effects of lead exposure that may one day help prevent and reverse blindness have been uncovered by a University of Houston (UH) professor and his team…
Valproic acid shown to halt vision loss in patients with retinitis pigmentosa
— 22 Jul 2010 10:41 | HealthResearchers at the University of Massachusetts Medical School (UMMS) believe they may have found a new treatment for retinitis pigmentosa (RP), a severe neurodegenerative disease of…
The brain of the fly - a high-speed computer
— 13 Jul 2010 12:04 | BiologyWhat would be the point of holding a soccer world championship if we couldn't distinguish the ball from its background? Simply unthinkable! But then again, wouldn't it be fantastic…
Key component identified that helps plants go green
— 30 Jun 2010 16:05 | BiologyA team of researchers from Duke University and the Salk Institute for Biological Studies has found a central part in the machinery that turns plants green when they sense light…
Connecting the dots: How light receptors get their message across
— 25 Jun 2010 12:53 | BiologyFor a plant, light is life. It drives everything from photosynthesis to growth and reproduction. Yet the chain of molecular events that enables light signals to control gene activity…
Gene therapy sets stage for new treatments for inherited blindness
— 30 Apr 2010 09:28 | HealthVeterinary vision scientists at the University of Pennsylvania have safely and successfully used a viral vector in targeting a class of photoreceptors of the retina called rods, a critical…