- The major metabolite of serotonin
in the cerebrospinal fluid.
- A major metabolite of serotonin, a biogenic amine found in the brain and
other organs. Functional deficits of serotonin in the central nervous
system have been implicated in certain types of major mood disorders, and
particularly in suicide and impulsivity.
Source: Edgerton, Jane E. 1994. American Psychiatric Glossary, 7th Edition.
Washington, DC: American Psychiatric Press