Bar graphs showing the effects of iv injections of bradykinin on pulmonary and systemic arterial pressure and cardiac output before and after treatment with ODQ (5 mg/kg iv) (A), HOE-140 (0.1 mg/kg iv) (B), sodium meclofenomate (5 mg/kg iv) (C), l-NAME (50 mg/kg iv) (D), and phentolamine (0.5 mg/kg iv) (E). n, No. of experiments. *P < 0.05.