News tagged with dopamine system
Low dopamine levels during withdrawal promote relapse to smoking
Mark Twain said, "Giving up smoking is the easiest thing in the world. I know because I've done it thousands of times." Many smokers would agree that it's difficult to stay away from cigarettes. A new study in Biological Ps ...
Medicine & Health / Psychology & Psychiatry
Feb 08, 2012 |
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Fighting Parkinson's with carbon nanoparticles
One of the problems affecting the human nervous system is dopamine deficiency. But testing of dopamine concentration is costly and requires sophisticated equipment not available in a doctor's office. Enter ...
Nanotechnology / Bio & Medicine
Nov 29, 2011 |
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Children with certain dopamine system gene variants respond better to ADHD drug
Children with certain dopamine system gene variants have an improved response to methylphenidate - the most commonly prescribed medication for Attention Deficit Hyperactivity Disorder - in a finding that could help eliminate ...
Medicine & Health / Psychology & Psychiatry
Oct 21, 2011 |
5 / 5 (2) |
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Building a better antipsychotic drug by treating schizophrenia's cause
The classic symptoms of schizophrenia – paranoia, hallucinations, the inability to function socially—can be managed with antipsychotic drugs. But exactly how these drugs work has long been a mystery.
Medicine & Health / Neuroscience
Aug 24, 2011 |
4.7 / 5 (3) |
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Everyday clairvoyance: How your brain makes near-future predictions
Every day we make thousands of tiny predictions — when the bus will arrive, who is knocking on the door, whether the dropped glass will break. Now, in one of the first studies of its kind, researchers at Washington University ...
Medicine & Health / Neuroscience
Aug 17, 2011 |
4.1 / 5 (8) |
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Kidney dopamine regulates blood pressure, life span
The neurotransmitter dopamine is best known for its roles in the brain – in signaling pathways that control movement, motivation, reward, learning and memory.
Jul 19, 2011 |
5 / 5 (1) |
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Feeding hormone ghrelin modulates ability of rewarding food to evoke dopamine release
New research findings to be presented at the upcoming annual meeting of the Society for the Study of Ingestive Behavior (SSIB), the foremost society for research into all aspects of eating and drinking behavior, finds that ...
Jul 12, 2011 |
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Research reveals the biochemical connection between music and emotion
You are in a concert hall, listening to music you love, Ludwig von Beethoven's Ninth Symphony. You are happily awaiting the glorious climax in the fourth movement -- you know it's coming -- when the full orchestra ...
Medicine & Health / Neuroscience
Jan 19, 2011 |
4.6 / 5 (10) |
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Happy extraverts are more creative: study
(PhysOrg.com) -- Outgoing people who are in a good mood are significantly more creative than people who keep themselves to themselves, according to a new study.
Medicine & Health / Psychology & Psychiatry
Aug 03, 2010 |
2.9 / 5 (11) |
7
Crayfish brain may offer rare insight into human decision making
Crayfish make surprisingly complex, cost-benefit calculations, finds a University of Maryland study, opening the door to a new line of research that may help unravel the cellular brain activity involved in ...
Jun 15, 2010 |
3.8 / 5 (4) |
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Novel Parkinson's treatment strategy involves cell transplantation
UCSF scientists have used a novel cell-based strategy to treat motor symptoms in rats with a disease designed to mimic Parkinson's disease.
Mar 25, 2010 |
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Psychopaths' brains wired to seek rewards, no matter the consequences
The brains of psychopaths appear to be wired to keep seeking a reward at any cost, new research from Vanderbilt University finds. The research uncovers the role of the brain's reward system in psychopathy ...
Medicine & Health / Neuroscience
Mar 14, 2010 |
4.9 / 5 (27) |
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Parkinson's patients shed light on role of reward bias in compulsive behaviors
New research unravels the brain mechanisms that underlie the ability of a standard drug treatment for Parkinson's to elicit compulsive behaviors in some patients with the disease. The study, published by Cell Press in the ...
Medicine & Health / Neuroscience
Jan 13, 2010 |
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Immune system activated in schizophrenia
Researchers at the Swedish medical university Karolinska Institutet have discovered that patients with recent-onset schizophrenia have higher levels of inflammatory substances in their brains. Their findings offer hope of ...
Nov 18, 2009 |
5 / 5 (1) |
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Deficits in brain's reward system observed in ADHD patients
A brain-imaging study conducted at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory provides the first definitive evidence that patients suffering from attention deficit hyperactivity disorder (ADHD) have ...
Medicine & Health / Neuroscience
Sep 08, 2009 |
5 / 5 (4) |
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