Researchers at the University of Rochester Medical Center have developed a new imaging technique that could revolutionize how eye health and disease are assessed. The group is first to be able to make out individual cells ...
Engineering
Jan 3, 2017
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258
An animal's ability to perceive light incorporates many complex processes. Now, researchers in Craig Montell's lab at UC Santa Barbara have used fruit flies and mice to make novel discoveries about sensory physiology at both ...
Cell & Microbiology
Oct 8, 2015
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24
Researchers at Institute for Molecular Sciences reported that a mammalian photoreceptive protein melanopsin spontaneously releases the chromophore retinal. The property would be important to regulate non-visual photoreception ...
Biochemistry
Oct 8, 2015
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12
People with congenital stationary night blindness, or CSNB, have normal vision during the day but find it difficult or impossible to distinguish objects in low light. This rare condition is present from birth and can seriously ...
Plants & Animals
Sep 14, 2015
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17
Humans and animals instinctively evade rapidly approaching objects. By doing so, they avoid collisions or escape attacking predators. For this to happen, the brain must calculate the direction and speed of a stimulus in the ...
Plants & Animals
Jun 26, 2015
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33
Ever since the invention of the first camera obscura and the advent of photography in the 19th century, scientists have been fascinated by the use of light sensors to capture the world around us from the perspective of a ...
Engineering
Feb 18, 2015
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24
Red or green? Small or large? Fast or slow? Humans and animals rely on their visual organs to classify objects in their environment. Decisions about how we best respond to moving objects in our environment are often made ...
Plants & Animals
Sep 19, 2014
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0
Professor Hannes Lohi's research group at the University of Helsinki and Folkhälsan Research Center, Finland, has identified a novel locus for glaucoma in Dandie Dinmont Terrier. The locus on canine chromosome 8 includes ...
Biotechnology
Aug 30, 2013
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(Phys.org)—In a primitive marine organism, MBL scientists find photosensitive cells that may be ancestral to the "circadian receptors" in the mammalian retina.
Cell & Microbiology
Feb 6, 2013
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0
(Phys.org) -- In the eye, the retina is the light sensitive tissue that lines its inner surface; packed with ganglion neurons, its job is to convert incoming information to something that the brain can understand. In some ...
