Retinal degeneration in the disease retinitis pigmentosa is caused by a family of hereditary mutations that slowly lead to blindness over years or decades. A mouse model of one of these forms of retinitis pigmentosa, RP59, ...
Oct 31, 2023
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Astrocytes are star-shaped cells in the brain that play an important role in maintaining the blood-brain barrier, supplying nerve cells with nutrients, and removing metabolic products. At more than 50 percent, they make up ...
Feb 3, 2023
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Northwestern Medicine investigators have discovered that specific calcium channels help regulate sex differences in the functioning of immune cells for neuroinflammation and overall neuropathic pain, according to findings ...
Jan 30, 2023
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Dopamine is an important signaling molecule for nerve cells. Its concentration could not be precisely determined with both high spatial or temporal resolution until now. A new method has now made this possible: A research ...
May 27, 2022
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When we initiate an action in our everyday lives—chasing after a runaway napkin or getting out of the car—the brain releases a chemical messenger called dopamine that helps regulate the brain area that controls this action.
Mar 24, 2022
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How many 'listeners' a nerve cell has in the brain is strictly regulated. This is shown by an international study led by the University College London and the universities of Bonn, Bordeaux and Milton Keynes (England). In ...
Sep 25, 2020
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In order for organisms to react swiftly to stimuli in their environment, they need rapid and precise transmission of nerve impulses along neural extensions known as axons. Whereas some invertebrates have developed very thick ...
Sep 18, 2020
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The cells that create myelin, a fatty material that insulates nerve fibers in the brain's white matter, migrate into the developing brain by climbing and swinging on blood vessels, according to new research led by UC San ...
Jan 22, 2016
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A protein shed by HIV-infected brain cells alters synaptic connections between networks of nerve cells, according to new research out of the University of Minnesota. The findings could explain why nearly half of all patients ...
Nov 15, 2013
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(Medical Xpress)—An unusual kind of circuit fine-tunes the brain's control over movement and incoming sensory information, and without relying on conventional nerve pathways, according to a study published this week in ...
May 27, 2013
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