Assertion: tryptophan | /r/HasProperty | precursor
Facets:
value: to the neurotransmitter serotonin
type: TRANSITIVE-OBJECT
value: to vitamin b3
type: TRANSITIVE-OBJECT
value: to the hormone melatonin
type: TRANSITIVE-OBJECT
Source sentences:
text: Tryptophan is also a precursor to the neurotransmitter serotonin, the hormone melatonin and vitamin B3.
text: It is a precursor to the sleep-inducing compounds serotonin (a neurotransmitter), and melatonin (a hormone which also acts as a neurotransmitter).
text: It is a precursor for serotonin (which aids sleep and anxiety),and helps in niacin (B vitamins) production.
text: There is another reason turkey has been accused of causing drowsiness: Tryptophan is also a precursor to melatonin, a sleep-associated hormone manufactured in the brain's pineal gland.
text: Tryptophan is a precursor to serotonin, a neurotransmitter that is frequently imbalanced in cases of depression...
text: Tryptophan is also a precursor to the neurotransmitter serotonin, the hormone melatonin, and vitamin B3.