Assertion: l tyrosine | /r/CapableOf | serve as precursor
Facets:
value: for norepinephrine
type: PURPOSE
value: for the neurotransmitters dopamine
type: TRANSITIVE-OBJECT
value: for epinephrine
type: TRANSITIVE-OBJECT
Source sentences:
text: Once it's in the brain, l-tyrosine serves as a precursor for the neurotransmitters dopamine, norepinephrine and epinephrine, aka adrenalin, says the NLM.