Botond Roska and his team at the FMI have investigated how visual features, extracted in the eye, are combined in the thalamus, the second stage of visual processing in the brain. They have shown that the function of the ...
Feb 23, 2017
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(Medical Xpress)—A sudden and mysterious burst of activity originating in the retina of a developing fetus spurs brain connections that are essential to development of finely-tuned sight, Yale researchers report in the ...
Oct 11, 2012
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Retinitis pigmentosa, age-related macular degeneration, and other retinal diseases lead to the deterioration of photoreceptors, the light-sensing cells in the eye. Eventually, this deterioration progresses to vision loss. ...
Jun 5, 2017
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Using machine-learning techniques, a research team has reconstructed a short movie of small, randomly moving discs from signals produced by rat retinal neurons. Vicente Botella-Soler of the Institute of Science and Technology ...
May 10, 2018
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Our eyes constantly send bits of information about the world around us to our brains where the information is assembled into objects we recognize. Along the way, a series of neurons in the eye uses electrical and chemical ...
Mar 7, 2016
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Loss of neurons in in the retina due to trauma or disease leads to vision impairment or blindness, a process which is irreversible in humans. Interestingly, some animals like fish have the built-in ability to regenerate retinal ...
Nov 30, 2023
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A mechanism has been found that controls cellular levels of tau, a protein whose abnormal accumulation is at the root of tauopathies, a class of devastating neurodegenerative diseases.
Oct 21, 2022
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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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Damage to axons in the central nervous system (CNS) typically results in permanent functional deficits. Boosting intrinsic growth programs can dramatically augment the axon regeneration of injured neurons. If injured neurons ...
Feb 10, 2016
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Blinding eye diseases like macular degeneration, diabetic retinopathy, and glaucoma are accompanied by the death of neurons in the retina that leads to blindness.
Dec 20, 2022
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