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09 December 2010

Unlocking the secrets of our compulsions

New findings on how rats make choices that may provide insights into addiction and impulse-driven behaviour.

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.

"We were able to answer the longstanding question, 'What role does dopamine play in reward learning?'," says the study's co-lead author Shelly B. Flagel, Ph.D., a research investigator at the U-M Medical School's Molecular and Behavioural Neuroscience Institute.

 
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