Using a type of human stem cell, Johns Hopkins researchers say they have created a three-dimensional complement of human retinal tissue in the laboratory, which notably includes functioning photoreceptor cells capable of ...
Jun 10, 2014
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In laboratory tests, researchers have used electrical stimulation of retinal cells to produce the same patterns of activity that occur when the retina sees a moving object. Although more work remains, this is a step toward ...
Jun 5, 2014
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A type of retina cell plays a more critical role in vision than previously known, a team led by Johns Hopkins University researchers has discovered.
May 21, 2014
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As we scan a scene, many types of neurons in our retinas interact to analyze different aspects of what we see and form a cohesive image. Each type is specialized to respond to a particular variety of visual input—for example, ...
Mar 24, 2014
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In humans, a tiny area in the center of the retina called the fovea is critically important to viewing fine details. Densely packed with cone photoreceptor cells, it is used while reading, driving and gazing at objects of ...
Mar 6, 2014
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A rodent in a maze is a staple—even a stereotype—of experimental psychology research. But the maze in the lab of Rebecca Burwell, professor of cognitive, linguistic, and psychological sciences at Brown University, is ...
Feb 26, 2014
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Photoreactive compounds developed by scientists of Ludwig-Maximilians-Universitaet (LMU) in Munich directly modulate nerve-cell function, and open new routes to the treatment of neurological diseases, including chronic pain ...
Feb 26, 2014
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Moderate aerobic exercise helps to preserve the structure and function of nerve cells in the retina after damage, according to an animal study appearing February 12 in The Journal of Neuroscience. The findings suggest exercise ...
Feb 10, 2014
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The retina can be bombarded by reactive oxygen species in diabetes, prompting events that destroy healthy blood vessels, form leaky new ones and ruin vision.
Jan 13, 2014
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(Medical Xpress)—A group of researchers from Cambridge have used inkjet printing technology to successfully print cells taken from the eye for the very first time.The breakthrough, which has been detailed in a paper published ...
Jan 7, 2014
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