title: [Effect of cyclic AMP and theophylline on the permeability of urea across the urinary bladder of Rana esculenta].
mesh_terms: D000818:Animals; D001001:Anura; D002463:Cell Membrane Permeability / Q000187:drug effects*; D000242:Cyclic AMP / Q000494:pharmacology*; D011893:Rana esculenta; D013806:Theophylline / Q000494:pharmacology*; D014508:Urea / Q000378:metabolism*; D001743:Urinary Bladder / Q000378:metabolism*
chemical_list: D014508:Urea; D013806:Theophylline; D000242:Cyclic AMP
vernacular_title: Effeto dell'AMPc e della teofillina sulla permeabilita' all'urea attraverso la vesica di Rana esculenta.