News tagged with photoreceptors
Plentiful poinsettias without PGRs
Nov 04, 2009 |
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Poinsettias can be a lucrative crop for ornamental plant growers, particularly during the Christmas season. In the temperate regions of the southern hemisphere, where poinsettias are grown for both export ...
There is more to bats' vision than meets the eye
Jul 28, 2009 |
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The eyes of nocturnal bats possess two spectral cone photoreceptor types for daylight and colour vision. Reporting in the open-access, peer-reviewed journal PLoS ONE, scientists at the Max Planck Institute for Br ...
Cats' eye diseases genetically linked to diseases in humans
Mar 04, 2009 |
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About one in 3,500 people are affected with retinitis pigmentosa (RP), a disease of the retina's visual cells that eventually leads to blindness. Now, a University of Missouri researcher has identified a genetic ...
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Finding a protective mechanism for retinal cells could save sight
Nov 16, 2009 |
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Determining what triggers the death of retinal cells, called photoreceptors, could hold the key to stopping blinding disorders caused by a wide range of eye diseases, Yale School of Medicine researchers report in the November ...
NYU biologists show how eye's neurons switch functions during metamorphosis
Jun 25, 2008 |
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Researchers at New York University's Center for Developmental Genetics report that the photoreceptors in an insect's eye can change their traditional functions during metamorphosis. The study appears in the most recent issue ...
Researchers find new mechanism for circadian rhythm
Oct 20, 2009 |
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Molecules that may hold the key to new ways to fight cancer and other diseases have been found to play an important role in regulating circadian rhythm, says Liheng Shi, a researcher in Texas A&M's Department of Veterinary ...
Researchers id new class of photoreceptors
Biology /
Apr 22, 2008 |
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The identification of a new class of photoreceptors in the retina of fruit flies sheds light on the regulation of the pigments of the eye that confer color vision, researchers at New York University’s Center for Developmental ...
'Dark cells' of living retina imaged for the first time
Feb 26, 2009 |
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A layer of "dark cells" in the retina that is responsible for maintaining the health of the light-sensing cells in our eyes has been imaged in a living retina for the first time.
Scientists find color vision system independent of motion detection
Biology /
Mar 19, 2008 |
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The vision system used to process color is separate from that used to detect motion, according to a new study by researchers at New York University’s Center for Developmental Genetics and in the Department of Genetics and ...
Retinal transplants may help restore sight
Nov 08, 2006 |
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British scientists have discovered non-dividing retinal cells implanted into adult mouse retina can generate new photoreceptors.
Embryonic stem cell therapy closer to human trials
Nov 19, 2009 |
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Embryonic stem cell therapy got a step closer to the clinic Thursday after US researchers said they filed a request for government approval of human trials.
Study: Antioxidants may slow vision loss
Jul 19, 2006 |
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U.S. scientists say they've blocked the advance of retinal degeneration in mice with a form of retinitis pigmentosa by treating them with antioxidants.
Flies' eyes could enhance robot vision
May 09, 2008 |
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Robots with flies' eyes could take advantage of the insect’s vision system to better locate the edges and boundaries of objects. This ability could help robots perform a variety of tasks more quickly and accurately ...
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