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Noun
1. serotonin
Wikipedia definition
2. SerotoninSerotonin or 5-hydroxytryptamine (5-HT) is a monoamine neurotransmitter. Biochemically derived from tryptophan, serotonin is primarily found in the gastrointestinal (GI) tract, platelets, and in the central nervous system (CNS) of animals including humans. It is popularly thought to be a contributor to feelings of well-being and happiness. Approximately 90% of the human body's total serotonin is located in the enterochromaffin cells in the gut, where it is used to regulate intestinal movements.
Read “Serotonin” on English Wikipedia
Read “セロトニン” on Japanese Wikipedia
Read “Serotonin” on DBpedia

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