title: [Effects of adenosine on histamine-induced contraction of isolated guinea pig tracheal rings].
mesh_terms: D000241:Adenosine / Q000494:pharmacology*; D000818:Animals; D006168:Guinea Pigs; D006632:Histamine / Q000494:pharmacology*; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000502:physiology*; D014132:Trachea / Q000502:physiology
chemical_list: D006632:Histamine; D000241:Adenosine