Lexic.us

Definition of Serotonin

1. Noun. A neurotransmitter involved in e.g. sleep and depression and memory.

Definition of Serotonin

1. Noun. (neurotransmitter) An indoleamine neurotransmitter, 5-hydroxytryptamine, that is involved in depression, appetite, etc., and is crucial in maintaining a sense of well-being, security, etc. ¹

¹ Source: wiktionary.com

Definition of Serotonin

1. [n -S]

Medical Definition of Serotonin

1. A neurotransmitter and hormone (176 kD), found in vertebrates, invertebrates and plants. It is synthesised from the amino acid tryptophan by enterochromaffin cells in the gut and bronchi. It is metabolised to 5-HIAA in the liver and then excreted in the urine. Serotonin is measured on a venipuncture specimen in cases of suspected carcinoid syndrome (where it will be elevated). The normal range is 101 to 283 ng/ml. Acronym: 5-HT (13 Nov 1997)

Lexicographical Neighbors of Serotonin

Literary usage of Serotonin

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Lifelong Passion: Nicholas and Alexandra: Their Own Story by Andrei Maylunas (2005)
"These modulatory effects are largely mimicked by bath-applied serotonin (5-HT). Thus, primary sensory neurons can alter the production of motor patterns by ..."

2. The Science, Treatment, and Prevention of Antisocial Behaviorsby Diana H. Fishbein by Diana H. Fishbein (2004)
"Central serotonin and impulsive aggression. British Journal of Psychiatry, 155, 52-62. Coccaro, EF, Bergeman, CS, Kavoussi, RJ, ..."

3. Alcohol and the Brain (1993)
"Among the brain's neurotransmitters are serotonin, norepinephrine, and dopamine; ... This Decreased serotonin function is associated with antisocial ..."

4. Problems of Drug Dependence: Proceedings of the 58th Annual Scientific Meeting by Louie S. Harrie (1999)
"The serotonin uptake inhibitor, fluoxetine, primarily occasioned saline-lever ... These results indicate that direct- and indirect-acting serotonin agonists ..."

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