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Archive for November 19, 2015

Yin and yang of serotonin neurons in mood regulation

Yin and yang of serotonin neurons in mood regulation

Low levels of serotonin in the brain are known to play a role in depression and anxiety, and it is customary to treat these disorders with medications that increase the amount of this neurotransmitter. However, a new study carried out by researchers suggests that this approach may be too simple. It appears that neighboring serotonin-producing brainstem regions exert different and sometimes opposing effects on behavior.