title: Comparison of the bronchodilator activities of isoproterenol and of prostaglandin E 1  aerosols.
mesh_terms: D000336:Aerosols; D000818:Animals; D001980:Bronchi / Q000187:drug effects*; D001993:Bronchodilator Agents / Q000494:pharmacology*; D006168:Guinea Pigs; D006339:Heart Rate / Q000187:drug effects; D007545:Isoproterenol / Q000008:administration & dosage / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D011448:Prostaglandin Antagonists; D011453:Prostaglandins / Q000008:administration & dosage / Q000494:pharmacology*
chemical_list: D000336:Aerosols; D001993:Bronchodilator Agents; D011448:Prostaglandin Antagonists; D011453:Prostaglandins; D007545:Isoproterenol