Researchers at the Lieber Institute for Brain Development (LIBD) believe they have solved a riddle that has challenged scientists for more than 70 years: how the brain chemical dopamine relates to schizophrenia, the often-devastating ...
Nov 1, 2022
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When humans and other mammals perform voluntary movements, a series of neural processes take place. The cerebral cortex, the outer region of the brain, sends signals to motor units (i.e., neurons) in the spinal cord, which ...
Huntington's disease, a fatal, inherited neurodegenerative condition, is caused by a genetic error present at birth, though its symptoms often don't begin until middle adulthood. Scientists at Washington University School ...
Oct 28, 2022
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What a long, strange trip it's been for psychedelic drugs. From their use in ancient indigenous ceremonies, to their often-caricatured association with the 1960s counterculture, to their recent reemergence as a potential ...
Oct 24, 2022
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A region of the brain called the amygdala is responsible for powerful emotions like fear. Now, researchers have found the amygdala may also be to blame for overeating. Cold Spring Harbor Laboratory (CSHL) Professor Bo Li ...
Oct 20, 2022
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Stem cell-derived neurons from combat veterans with post-traumatic stress disorder (PTSD) react differently to a stress hormone than those from veterans without PTSD, a finding that could provide insights into how genetics ...
Oct 20, 2022
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When humans and animals face a specific situation or problem, they typically have an overall idea of how to approach it. For instance, when walking into a shop, humans will know that they should tell a shop assistant what ...
The purpose of anesthesia is to put the brain into an unconscious state in which stimuli such as sounds are not perceived. In this state, the neurons in the auditory cortex are still stimulated by sounds, but the latter are ...
Oct 12, 2022
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People often need to adapt to unexpected and sudden events, such as a road construction or a road accident while driving, a broken automatic payment or ATM machine, and changes in weather. To effectively deal with these events, ...
When the brain first wires itself up in early development, it creates more connections than it actually needs. Some of these connections, or synapses, will transmit critical signals as young animals begin to sense their surroundings. ...
Sep 28, 2022
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