Assertion: tryptophan | /r/HasAspect | somnolent effect
Facets:
value: on fruit flies
type: TRANSITIVE-OBJECT
Source sentences:
text: It has a somnolent effect on fruit flies, whose sleep is most likely equivalent to our slow-wave (non-REM) sleep, says neuroscientist Amita Sehgal of the University of Pennsylvania School of Medicine in Philadelphia.