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 ...
Apr 20, 2009
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Researchers at the Johns Hopkins University School of Medicine and Washington University School of Medicine have identified a key to eye development — a protein that regulates how the light-sensing nerve cells in the retina ...
Mar 09, 2009
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Humans see color thanks to cone cells, specialized light-sensing neurons located in the retina along the inner surface of the eyeball. The actual light-sensing section of these cells is called the outer segment, which is ...
Dec 20, 2011
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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 ...
Mar 24, 2009
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New University of Georgia research has found that a statin drug that is often known by the brand-name Lipitor may help prevent blindness in people with diabetes.
Feb 17, 2011
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The notion of transplanting adult stem cells to treat or even cure age-related macular degeneration has taken a significant step toward becoming a reality. In a study published today in Stem Cells, Georgetown University Medica ...
Mar 24, 2011
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Results of a study in mice by researchers at the University of California, San Diego strongly suggest that the protein kinase JNK1 plays a key role in the development of retinopathy in premature infants. Their findings, ...
May 04, 2009
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The moment we open our eyes, we perceive the world with apparent ease. But the question of how neurons in the retina encode what we "see" has been a tricky one. A key obstacle to understanding how our brain ...
Mar 31, 2011
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(PhysOrg.com) -- Virginia Commonwealth University School of Medicine researchers have identified a mechanism that regulates the formation of a specific neural circuit, taking researchers a step closer to understanding ...
Jan 13, 2011
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Dr. Kawano and colleagues successfully demonstrate the neural recording capability of micrometer sized VLS-silicon wires—'Toyohashi Probe' using the retina of a fish (see Fig.1 and Animation). ...
Oct 27, 2010
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Using a method that involved the clustering of samples that showed similarity in expression profiles, Jackson Laboratory researchers were able to identify molecular signatures of early events in glaucoma progression -- events ...
Mar 07, 2011
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All our daily activities, from driving to work to solving a crossword puzzle, depend on signals carried along the body's vast network of neurons. Propagation of these signals is, in turn, dependent on myriad small molecules ...
Mar 07, 2011
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An estimated 6.5 percent of Americans age 40 and older have the eye disease age-related macular degeneration, a lower rate than was reported 15 years ago, according to a report in the January issue of Archives of Ophthalmology.
Jan 10, 2011
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The eating disorder anorexia nervosa causes potentially serious eye damage, suggests a small study published online in the British Journal of Ophthalmology.
Oct 20, 2010
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University of Manchester scientists have discovered a new cause of age-related macular degeneration (AMD), a condition that affects more than 50 million people worldwide and results in blindness.
Sep 21, 2010
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