title: The cat isolated trachea, a useful preparation for the study of the smooth muscle relaxant action of prostaglandins [proceedings].
mesh_terms: D000818:Animals; D002415:Cats; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D009126:Muscle Relaxation / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D011453:Prostaglandins / Q000494:pharmacology*; D014132:Trachea / Q000187:drug effects
chemical_list: D011453:Prostaglandins