Neuroscience
Dopamine not about pleasure (anymore)
(Medical Xpress)—To John Salamone, professor of psychology and longtime researcher of the brain chemical dopamine, scientific research can be very slow-moving.
Dec 3, 2012
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News tagged with dopamine
Neuroscience
One step forward, no steps back: New study advances understanding of dopamine's role in movement
Dopamine, a chemical messenger in the brain, is mostly known for its role in how we experience pleasure and reward. However, new research from the Champalimaud Foundation (CF) shifts the spotlight toward dopamine's critical ...
Feb 19, 2024
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Neuroscience
Dopamine found to be an initiator of REM sleep
A team of researchers from the University of Tsukuba in Japan and Peking University School of Life Sciences, in China, has found an association between the production of dopamine in the basolateral amygdala and the initiation ...
Medications
How gut bacteria affect the treatment of Parkinson's disease
Patients with Parkinson's disease are treated with levodopa, which is converted into dopamine, a neurotransmitter in the brain. In a study published on 18 January in the journal Nature Communications, scientists from the ...
Jan 21, 2019
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Medical research
Dopamine control: Turning off one ion channel made mice smarter. Turning off another made them more motivated.
Researchers have identified two ion channel switches that regulate the release of dopamine in the brain, a first step that might one day lead to therapeutics for a wide range of diseases and disorders that currently have ...
Aug 12, 2023
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Neuroscience
Deep brain stimulation eases Parkinson's disease symptoms by boosting dopamine
In a new study of seven people with Parkinson's disease, Johns Hopkins Medicine researchers report evidence that deep brain stimulation using electrical impulses jumpstarts the nerve cells that produce the chemical messenger ...
Aug 21, 2019
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Medical research
Role of dopamine in consciousness
Consciousness is arguably the most important scientific topic there is. Without consciousness, there would after all be no science. But while we all know what it is like to be conscious—meaning that we have personal awareness ...
Aug 5, 2021
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Parkinson's & Movement disorders
Neuromelanin-sensitive MRI identified as a potential biomarker for psychosis
Researchers have shown that a type of magnetic resonance imaging—called neuromelanin-sensitive MRI (NM-MRI)—is a potential biomarker for psychosis. NM-MRI signal was found to be a marker of dopamine function in people ...
Feb 18, 2019
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Medical research
'Feel good' brain messenger can be willfully controlled, new study reveals
From the thrill of hearing an ice cream truck approaching to the spikes of pleasure while sipping a fine wine, the neurological messenger known as dopamine has been popularly described as the brain's "feel good" chemical ...
Jul 23, 2021
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Neuroscience
The pathway to Parkinson's takes a surprising twist
In neurodegenerative conditions like Parkinson's disease, a specific group of neurons start to die one by one, causing movement problems and other symptoms. Scientists have long focused on finding out why these neurons die. ...
Nov 11, 2019
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