title: Cyclic AMP phosphodiesterase activity at the external surface of intact skeletal muscles and stimulation of the enzyme by insulin.
mesh_terms: D000818:Animals; D001001:Anura; D002118:Calcium / Q000494:pharmacology; D002247:Carbon Isotopes; D002417:Cattle; D002854:Chromatography, Paper; D000242:Cyclic AMP; D005110:Extracellular Space / Q000032:analysis; D066298:In Vitro Techniques; D007328:Insulin / Q000494:pharmacology*; D007700:Kinetics; D009132:Muscles / Q000166:cytology / Q000187:drug effects / Q000201:enzymology*; D010727:Phosphoric Diester Hydrolases / Q000032:analysis*; D010759:Phosphorus Isotopes; D011894:Rana pipiens; D013223:Statistics as Topic; D013806:Theophylline / Q000494:pharmacology; D013997:Time Factors; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D007328:Insulin; D010759:Phosphorus Isotopes; D014316:Tritium; D013806:Theophylline; D000242:Cyclic AMP; D010727:Phosphoric Diester Hydrolases; D002118:Calcium