the conversion of [ 3h ] tyrosine ( given intraperitoneally ) to dopa ( 3,4-dihydroxypheylalanine ) and catecholamines was measured in the hearts and adrenals of control rats and animals pretreated with carbidopa ( 100 mg/kg , intraperitoneally ) .
C0013023
dopa
C0007412
catecholamines