Within the brain, some neurons fire off hundreds of signals per second, and after ramping up for such a barrage, they need to relax and reset. A particular type of ion channel helps bring them down, ensuring these cells don't ...
Oct 5, 2015
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97
Brain function depends on the swift movement of electrical signals along axons, the long extensions of nerve cells that connect billions of brain cells. The nerve fibers are insulated by a fatty layer called myelin, which ...
Jan 31, 2024
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55
A University of California, Irvine-led team of researchers has discovered that extracts from plants used by the Kwakwaka'wakw First Nations peoples in their traditional botanical medicine practices are able to rescue the ...
Jun 21, 2023
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51
It's clear that chronic stress can impact our behavior, leading to problems like depression, reduced interest in things that previously brought us pleasure, even PTSD.
Jan 24, 2023
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1448
A new treatment for neurological and psychiatric diseases, that works by reducing the excitability of overactive brain cells, has been developed by UCL researchers.
Nov 3, 2022
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27
A single mutation in a gene, Kcnc3, which encodes a potassium channel in neurons, causes learning deficits in mice, UT Southwestern researchers report in a new study in PNAS. The novel mutation decreases the activity of neurons ...
Aug 29, 2022
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56
Ketamine, a well-known anesthetic used in smaller doses as a party drug, was hailed as a "new hope for depression" in a Time magazine cover story in 2017. Two years later, the arrival of the first ketamine-based antidepressant—the ...
May 31, 2022
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169
Northwestern Medicine scientists have discovered functional links between dozens of potassium channel gene variants and neonatal epilepsy, according to a study published in JCI Insight.
Mar 7, 2022
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85
Dozens of commonly used drugs, including antibiotics, antinausea and anticancer medications, have a potential side effect of lengthening the electrical event that triggers contraction, creating an irregular heartbeat, or ...
May 14, 2021
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47
Melatonin is used as a dietary supplement to promote sleep and get over jet lag, but nobody really understands how it works in the brain. Now, researchers at UConn Health show that melatonin helps worms sleep, too, and they ...
Nov 13, 2020
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