NEUROSCIENCE | Discoveries

Lack of serotonin may mean lack of flexibility in behavior

May 11, 2004

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Serotonin, an important neurotransmitter, has almost become a household word, thanks to antidepressants such as Prozac and Zoloft, which work to increase serotonin levels in the brain. Yet its precise role in the prefrontal cortex, an area of the brain involved in learning and decision-making, remains poorly understood. Scientists have long thought that there was a link between the brain's ... (Full Article: 151 Words)