News tagged with photoreceptor
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 |
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Plant growth without light control: Synthetic photoreceptor stimulates germination and development
Plants are dependent on the sun. Sunlight does not only supply them with energy, but also controls their development steps. So-called photoreceptors activate the processes of germination, leaf development, ...
May 16, 2012 |
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Aiming to cure deafness, Stanford scientists first to create functional inner-ear cells
Deep inside the ear, specialized cells called hair cells detect vibrations in the air and translate them into sound. Ten years ago, Stefan Heller, PhD, professor of otolaryngology at the Stanford University ...
Medicine & Health / Medical research
May 13, 2010 |
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Chickens 'one-up' humans in ability to see color
(PhysOrg.com) -- Researchers at Washington University School of Medicine in St. Louis have peered deep into the eye of the chicken and found a masterpiece of biological design.
Feb 16, 2010 |
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Evolutionary bestseller in image processing
The 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 channels once it has been ...
Medicine & Health / Neuroscience
Nov 10, 2010 |
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Fruit fly larvae detect light via body's network of photoreceptors
(PhysOrg.com) -- New research in the U.S. has discovered that fruit fly larvae have a series of photoreceptors covering the body that can detect light even when their primitive "eyes" are covered or removed.
Nov 12, 2010 |
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Researchers model potential of toxic algae photoreceptors
Blue-green algae is causing havoc in Midwestern lakes saturated with agricultural run-off, but researchers in a northwest Ohio lab are using supercomputers to study a closely related strain of the toxic cyanobacteria ...
Jan 26, 2012 |
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There is more to bats' vision than meets the eye
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 ...
Jul 28, 2009 |
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Dogs, maybe not, but old genes can learn new tricks
A popular view among evolutionary biologists that fundamental genes do not acquire new functions was challenged this week by a new study in the Proceedings of the National Academy of Sciences.
May 11, 2009 |
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Experts reveal why plants don't get sunburn
(PhysOrg.com) -- Experts at the University of Glasgow have discovered how plants know when to make their own sunscreen to protect themselves from the harmful rays of the sun. Scientists have speculated for decades that plants ...
Apr 01, 2011 |
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Protein plays role in helping plants see light
Plants do not have eyes or legs, yet they are able to "see" and move toward and away from light. This ability, called phototropism, is controlled by a series of molecular-level signals between proteins inside and between ...
Oct 12, 2011 |
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Expression of infrared fluorescence engineered in mammals
(PhysOrg.com) -- Researchers at the University of California, San Diego - led by 2008 Nobel-Prize winner Roger Tsien, PhD - have shown that bacterial proteins called phytochromes can be engineered into infrared-fluorescent ...
May 07, 2009 |
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Single-cell marine predator's unique survival mechanisms revealed
(PhysOrg.com) -- University of British Columbia researchers have uncovered the unique survival mechanisms of a marine organism that may be tiny, but in some ways has surpassed sharks in its predatory efficiency.
Feb 08, 2011 |
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Light-sensing receptor plays role in temperature sensation: study
A light-sensing receptor that's packed inside the eye's photoreceptor cells has an altogether surprising role in cells elsewhere in the body, Johns Hopkins scientists have discovered. Using fruit flies, they showed that this ...
Mar 10, 2011 |
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Researchers report progress using iPS cells to reverse blindness
Researchers have used cutting-edge stem cell technology to correct a genetic defect present in a rare blinding disorder, another step on a promising path that may one day lead to therapies to reverse blindness ...
Jun 15, 2011 |
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Photoreceptor
Photoreceptor can refer to:
In anatomy/cell biology:
In biochemistry:
In technology:
For more information about Photoreceptor, read the full article at
Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
