Assertion: neurotransmitter serotonin | /r/CapableOf | use specialized signaling pathway
Facets:
value: to mediate biological functions
type: PURPOSE
Source sentences:
text: Scripps Research Institute scientists have shown for the first time that the neurotransmitter serotonin uses a specialized signaling pathway to mediate biological functions that are distinct from the signaling pathways used by hallucinogenic substances.