Keywords Phosphodiesterase inhibitors;Isoprolerenol;Trachea/drug eff;Piclamilast;Ciclamilast;Trachea smooth muscle;Guinea pigs;

• 磷酸二酯酶抑制剂;异丙肾上腺素;气管/药物作用;吡拉米特;西拉米特;气管平滑肌;豚鼠;