News tagged with reward system
Vertebrates share ancient neural circuitry for complex social behaviors: study
Humans, fish and frogs share neural circuits responsible for a diversity of social behavior, from flashy mating displays to aggression and monogamy, that have existed for more than 450 million years, biologists at The University ...
May 31, 2012 |
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American Express plants money trees in "Farmville"
American Express on Tuesday began letting lovers of Zynga games plant money trees on "Farmville" acreage.
May 22, 2012 |
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New leads on the causes of alcoholism
In order to develop new medications for alcoholism, researchers need to understand how alcohol acts on the brain's reward system. A previously unknown mechanism has been shown to block the rewarding effects of alcohol on ...
Medicine & Health / Medical research
Apr 04, 2011 |
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Genetic changes behind sweet tooth
The substance ghrelin plays an important role in various addictions, such as alcoholism and binge-eating. It also impacts on sugar consumption, which is due, in part, to genetic factors, reveals new research from the University ...
Apr 04, 2011 |
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Integrity of the brain's reward system is linked to relapse following treatment
The brain reward system (BRS) is involved in developing/maintaining addictive disorders, as well as relapse. New findings show that alcohol dependent individuals -- both future abstainers and relapsers -- have significantly ...
Medicine & Health / Medical research
Mar 15, 2011 |
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Unlocking the secrets of our compulsions
Researchers have shed new light on dopamine's role in the brain's reward system, which could provide insight into impulse control problems associated with addiction and a number of psychiatric disorders.
Medicine & Health / Medical research
Dec 08, 2010 |
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Drug decreases alcohol cravings
Rapamycin, an FDA-approved drug prescribed to prevent the rejection of transplanted organs, has been shown for the first time to decrease excessive alcohol consumption, binge drinking, and alcohol-seeking behavior in rodents. ...
Medicine & Health / Medical research
Nov 02, 2010 |
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Why the craving for cocaine won't go away
People who have used cocaine run a great risk of becoming addicted, even after long drug-free periods. Now researchers at Linköping University and their colleagues can point to a specific molecule in the brain as a possible ...
Medicine & Health / Neuroscience
Sep 16, 2010 |
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Biochemical pathway may link addiction, compulsive eating
Ezlopitant, a compound known to suppress craving for alcohol in humans, was shown to decrease consumption of sweetened water by rodents in a study by researchers at the Ernest Gallo Clinic and Research Center, which is affiliated ...
Medicine & Health / Medical research
Sep 01, 2010 |
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Sensitivity to alcohol odors may indicate a genetic predisposition to alcohol dependence
Single nucleotide polymorphisms (SNPs) are DNA sequence variations that occur when a single nucleotide in the genome sequence is altered. Prior research suggested an association between SNPs in a gene that encodes aspects ...
Medicine & Health / Medical research
Sep 01, 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 |
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Alterations in the brain's reward system related to attention-deficit/hyperactivity disorder
Until now, attention-deficit/hyperactivity disorder (ADHD) was related to alterations in the brain affecting attention and cognitive processes. Spanish researchers at Universitat Autňnoma de Barcelona and the Vall d'Hebron ...
Medicine & Health / Neuroscience
Feb 03, 2010 |
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Glutamate can play key role in drug impact on brain
(PhysOrg.com) -- Addiction disorders of various kinds are a major health and social problem, and our knowledge of how the brain’s reward system functions needs to be enhanced. Uppsala researchers now shows an unexpected effect ...
Medicine & Health / Neuroscience
Dec 16, 2009 |
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New therapy gives hope for very severe depression
Thanks to a new method there is a reason for hope for patients with very severe depression. German physicians at the University Clinics of Bonn and Cologne have treated ten patients with deep brain stimulation. ...
Medicine & Health / Psychology & Psychiatry
Nov 02, 2009 |
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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 |
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