epinephrine , norepinephrine and isoproterenol stimulate camp accumulation in sertoli cells which is not additive with maximal doses of fsh and which is age-dependent , beta-antagonists , alprenolol , hydroxybenzylpindolol or propranolol inhibit isoproterenol-induced camp accumulation while alpha-adrenergic antagonists have no effect .
C0014563
epinephrine
C0028351
norepinephrine