All things must come to an end. This is particularly true for neurons, especially the extensions called axons that transmit electrochemical signals to other nerve cells. Without controlled termination of individual neuron ...
Dec 18, 2017
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(Medical Xpress)—Vision – so crucial to human health and well-being – depends on job-sharing by just a few cell types, the rod cells and cone cells, in our retina. Botond Roska and his group have identified a novel ...
Nov 19, 2014
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Researchers at Johns Hopkins and the University of Washington report new research that sheds light on how the retina sets its own biological rhythm using a novel light-sensitive pigment, called neuropsin, found in nerve cells ...
Sep 29, 2015
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New thinking about how we perceive shapes, lines and movement suggests this information is first deciphered in the retina of the eye, rather than within the brain's visual cortex as previously thought.
Aug 4, 2015
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The eye's light-sensing retina taps different circuits depending on whether it is generating image-forming vision or carrying out a non-vision function such as regulating pupil size or sleep/wake cycles, according to a new ...
Jul 6, 2022
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Age-related macular degeneration is one of the leading causes of blindness in the elderly, affecting more than 2 million people in the United States and leading to progressive loss of central vision. Genome wide studies have ...
Oct 24, 2019
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UIC is part of a national phase 2 clinical trial to evaluate the safety and tolerability of using cells derived from multipotent umbilical cord cells to treat age-related macular degeneration, the most common cause of vision ...
Jul 20, 2016
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Researchers at the National Eye Institute (NEI) have discovered that power-producing organelles in the eye's photoreceptor cells, called mitochondria, function as microlenses that help channel light to these cells' outer ...
Mar 2, 2022
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Gustavo Aguirre and William Beltran, veterinary ophthalmologists and vision scientists at the University of Pennsylvania School of Veterinary Medicine, have studied a wide range of different retinal blinding disorders. But ...
Mar 31, 2021
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The human eye is optimised to have good colour vision at day and high sensitivity at night. But until recently it seemed as if the cells in the retina were wired the wrong way round, with light travelling through a mass of ...
Mar 16, 2015
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