Serotonin
| Serotonin | |
|---|---|
| Term | Serotonin |
| Short definition | Serotonin - (pronounced) (SAYR-uh-TOH-nin) substance found primarily in the digestive tract, central nervous system (brain and spinal cord) and blood platelets. Serotonin acts as both a neurotransmitter (a substance that nerves use to send messages to each other) and a vasoconstrictor (a substance that causes blood vessels to narrow). |
| Type | Cancer terms |
| Specialty | Oncology |
| Language | English |
| Source | NCI |
| Comments | |
Serotonin - (pronounced) (SAYR-uh-TOH-nin) substance found primarily in the digestive tract, central nervous system (brain and spinal cord) and blood platelets. Serotonin acts as both a neurotransmitter (a substance that nerves use to send messages to each other) and a vasoconstrictor (a substance that causes blood vessels to narrow). A low level of serotonin in the brain is considered to be the cause of depression. Also called 5-hydroxytryptamine
External links
- Medical encyclopedia article on Serotonin
- Wikipedia's article - Serotonin
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