title: Two glucagon transducing systems.
mesh_terms: D000818:Animals; D000242:Cyclic AMP / Q000502:physiology*; D004837:Epinephrine / Q000494:pharmacology; D005934:Glucagon / Q000494:pharmacology*; D008099:Liver / Q000187:drug effects / Q000378:metabolism*
chemical_list: D005934:Glucagon; D000242:Cyclic AMP; D004837:Epinephrine