synephrine was equipotent with octopamine in stimulating JH (juvenile hormone) release in the corpora allata of honey bee (Apis mellifera), but Woodring and Hoffmann found that synephrine had no effect on the synthesis of JH III, in in vitro preparations from the cricket, Gryllus bimaculatus. Footnotes See also Halostachine Deterenol Octopamine References Phenethylamines Alpha-1 adrenergic receptor agonists Alkaloids found in Rutaceae Human metabolites Phenols Phenylethanolamines TAAR1 agonists Trace amines