[Effects of adenosine on histamine-induced contraction of isolated guinea pig tracheal rings].
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
D006632:Histamine; D000241:Adenosine