A New Molecule to Brighten the Mood

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Science  06 Jan 2006:
Vol. 311, Issue 5757, pp. 45-46
DOI: 10.1126/science.1122819

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Depression has long been linked to a defect in signals elicited by the neurotransmitter serotonin. This may be due to a deficit of a key protein in the brain that makes receptors for serotonin available for action.