Increased serotonin transporters after treatment for depression

A possible cause of depression could be linked to low levels of the neurotransmitter serotonin in the brain. Levels of a neurotransmitter in the brain – serotonin – could be linked to depression because it is transported far from synapses of brain neurons by the transporter protein, 5-HTT. A new study from Karolinska Institutet (KI; Solna, Sweden) measured serotonin levels in 17 participants who had recovered from depression through cognitive behavioral therapy using brain imaging techniques. “Our results suggest that changes in the serotonergic system are part of the biology of depression and that this change is related …

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About Margie Peters

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