It appears that when the nervous system is developing, only the most viable neurons survive, while immature neurons are weeded out and die. This is shown in a groundbreaking discovery by researchers at Karolinska Institutet ...
Sep 12, 2019
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After a brain injury, cells that normally nourish nerves may actually kill them instead, a new study in rodents finds. This "reactive" phenomenon may be the driving factor behind neurodegenerative diseases like glaucoma, ...
Jun 23, 2020
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Researchers at Karolinska Institutet in Sweden have found a promising strategy for defeating neuroblastoma – a malignant form of cancer in children – that focuses on the so-called MYCN protein. A specific chemical molecule ...
Jun 3, 2013
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When brain oxygenation is cut off for a prolonged period, the electrical activity of the cerebral cortex is quickly reduced to zero. But that's not the end of the story.
Dec 12, 2023
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Researchers at the University of California, San Diego School of Medicine say overexpression of a protein called alpha-synuclein appears to disrupt vital recycling processes in neurons, starting with the terminal extensions ...
Feb 7, 2013
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Recycling is not only good for the environment, it's good for the brain. A study using rat cells indicates that quickly clearing out defective proteins in the brain may prevent loss of brain cells.
Jul 21, 2013
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Defects in a single protein involved in cell death may impair the immune system's ability to combat a herpes viral infection in the central nervous system, scientists have found in new research that examines a pediatric infection ...
The cause of neuronal death in Parkinson's disease is still unknown, but a new study proposes that neurons may be mistaken for foreign invaders and killed by the person's own immune system, similar to the way autoimmune diseases ...
Apr 17, 2014
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What if doctors could visualize all of the processes that take place in the brain during the development and progression of Alzheimer's disease? Such a window would provide a powerful aid for diagnosing the condition, monitoring ...
Sep 18, 2013
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It's long been known that opioid overdose deaths are caused by disrupted breathing, but the actual mechanism by which these drugs suppress respiration was not understood. Now, a new study by Salk scientists has identified ...
Aug 13, 2021
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