News tagged with photoreceptor cell
Mutated gene in zebrafish sheds light on blindness in humans
Mar 24, 2009 |
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Among zebrafish, the eyes have it. Inside them is a mosaic of light-sensitive cells whose structure and functions are nearly identical to those of humans. There, biologists at The Florida State University ...
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Uncovering secrets of life in the ocean: Scientists study how Earth's simplest eyes work
Biology /
Nov 19, 2008 |
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Larvae of marine invertebrates – worms, sponges, jellyfish - have the simplest eyes that exist. They consist of no more than two cells: a photoreceptor cell and a pigment cell. These minimal eyes, called eyespots, ...
Anti-HIV drugs reduce the cause of some forms of vision loss
Medicine & Health / HIV & AIDS
May 23, 2008 |
3.7 / 5 (3) |
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A potential new therapeutic use for anti-HIV drugs known as protease inhibitors has been suggested by a team of researchers from Harvard Medical School, Boston, and Inserm U848, France, as a result of their work in a mouse ...
Scientists rescue visual function in rats using induced pluripotent stem cells
Dec 03, 2009 |
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An international team of scientists has rescued visual function in laboratory rats with eye disease by using cells similar to stem cells. The research shows the potential for stem cell-based therapies to treat ...
Lizard’s ‘third eye’ sheds light on how vision evolved
Mar 30, 2006 |
4.7 / 5 (14) |
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A primitive third eye found in many types of lizards, used to detect changes in light and dark and to regulate the production of certain hormones, may help explain how vision evolved and how signals are transmitted from the ...
Researchers identify enzyme that makes survival molecule for key vision cells
Jun 26, 2009 |
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Research lead by Dr. Nicolas Bazan, Boyd Professor and Director of the Neuroscience Center of Excellence at LSU Health Sciences Center New Orleans, identifying an enzyme that makes neuroprotectin D1 which specifically and ...
Eye cells believed to be retinal stem cells are misidentified
Mar 30, 2009 |
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Cells isolated from the eye that many scientists believed were retinal stem cells are, in fact, normal adult cells, investigators at St. Jude Children's Research Hospital have found. If retinal stem cells could be obtained, ...
Study identifies new gene therapy tools for inherited blindness
Jul 26, 2007 |
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An improved approach to gene therapy may one day treat some of the nearly 200 inherited forms of blindness, scientists at Washington University School of Medicine in St. Louis suggest this week.
Researchers id new class of photoreceptors
Biology /
Apr 22, 2008 |
4.2 / 5 (5) |
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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 ...
When every photon counts
Apr 20, 2009 |
5 / 5 (2) |
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The eyes of nocturnal mammals contain particularly large numbers of the highly light-sensitive rods, the photoreceptor type used for night vision. This allows the detection of light levels millions of times ...
An 'eye catching' vision discovery
Medicine & Health / Neuroscience
Jul 26, 2009 |
4.4 / 5 (11) |
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Nearly all species have some ability to detect light. At least three types of cells in the retina allow us to see images or distinguish between night and day. Now, researchers at the Johns Hopkins School of ...
List of search results for photoreceptor cell
