News tagged with reward system

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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 ...

dateApr 04, 2011 in Medical research
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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 ...

dateApr 04, 2011 in Genetics
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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.

dateDec 08, 2010 in Medical research
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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. ...

dateNov 02, 2010 in Medical research
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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 ...

dateSep 16, 2010 in Neuroscience
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