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There is growing interest in serotonin transporter (5-HTT) function in the human brain, since alteration in 5-HTT has been suggested in a variety of neurophychiatric disorders. Age-related decline in postsynaptic 5-HT receptors has been demonstrated in postmortem human studies and in vivo imaging studies, and has been assumed to be related to changes in mental function in the normal aging process...
Background: Several lines of studies have suggested the involvement of serotonin transporter (5-HTT) in the pathophysiology of mood disorders. The aim of this study was to examine whether 5-HTT binding was altered in patients with mood disorders using positron emission tomography (PET).Methods: Thirteen antidepressant-naive or -free patients with mood disorders and 21 age-matched healthy control subjects...
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