however , inclusion of the alpha 2-adrenergic agonists adrenaline ( 10 microm ) or clonidine ( 10 microm ) , or lowering of the ca2+ concentration in tcm 199 during down-regulation , preserved and potentiated phase 1 of glucose-induced secretion .
C1373110
alpha 2-adrenergic agonists
C0009014
clonidine