Abnormal clumps of certain proteins in the brain are a prominent feature of Parkinson's and other neurodegenerative diseases, but the role those same proteins might play in the normal brain has been unknown.
Jul 28, 2017
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Insulin, the hormone essential to all mammals for controlling blood sugar levels and a feeling of being full after eating, plays a much stronger role than previously known in regulating release of dopamine, a neurotransmitter ...
Oct 27, 2015
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Researchers at the University of Pittsburgh have uncovered the mechanism by which neurons keep up with the demands of repeatedly sending signals to other neurons. The new findings, made in fruit flies and mice, challenge ...
Aug 17, 2017
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In a recent study, researchers found evidence of a compromised dopamine system in heavy users of marijuana. Lower dopamine release was found in the striatum - a region of the brain that is involved in working memory, impulsive ...
Apr 14, 2016
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In women, a major role of prolactin is to initiate and sustain pregnancy and lactation. During pregnancy, prolactin secretion from the pituitary gland is important for pregnancy maintenance and prolactin levels are correlated ...
Apr 25, 2017
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Virginia Tech Carilion Research Institute scientists have reported measurements of dopamine release with unprecedented temporal precision in the brains of people with Parkinson's disease. The measurements, collected during ...
Nov 23, 2015
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Although most neurotransmitters perform the same basic role, they are not fungible. Each takes the baton from an incoming action potential and passes the neural message across the synaptic divide, yet each flavor of transmitter ...
Researchers at Vanderbilt University Medical Center have discovered a key mechanism that explains how compounds they're developing can suppress schizophrenia-like symptoms in mice without side effects.
Sep 19, 2016
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A new study at the Netherlands Institute for Neuroscience has examined how the dopamine system processes aversive unpleasant events.
Nov 11, 2022
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Scientists have made a major advance in untangling the brain circuits that lead to the powerful addictive effects of heroin, a study in the open-access journal eLife reports.
Oct 30, 2018
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