the rank order of ionophore selectivity was determined for lipid bilayer membrane transport of amines based on a comparison of permeability coefficients : p-tyramine approximately beta-phenylethylamine approximately amphetamine greater than methamphetamine greater than dopamine greater than phenylephrine approximately metanephrine greater than norepinephrine greater than epinephrine .
C0028351
norepinephrine
C0014563
epinephrine