Assertion: serotonin | /r/AtLocation | the brain
Facets:
value: from tryptophan
type: OTHER
Source sentences:
text: Serotonin is a neurotransmitter produced in the brain.
text: Serotonin is produced within the brain and is responsible for maintaining mood balance.
text: Serotonin is a neurotransmitter or hormone that is produced in the intestines and the brain.
text: Serotonin is produced from tryptophan, both in the gut and the brain, where it performs different functions.