during perfusion with a glucose concentration of 150 mg/100 ml , infusions of l-epinephrine , l-norepinephrine , and d-l-isoproterenol at physiological concentrations of 2 ng/ml for 9 min stimulated secretion of glucagon in a monophasic response pattern , in contrast to the biphasic response normally encountered after glucagon releasing stimuli as previously reported from our laboratory ( 1971 .
C0014563
epinephrine
C0028351
l-norepinephrine