Table 1.

Effects of vehicle. prazosin, rauwolscine or GR127935 on heart rate (beats min⁻¹), mean arterial blood pressure (mmHg), A-VSO₂ (%) and total carotid, AVA and capillary blood flow (ml min⁻¹) and conductance (10⁻² ml min⁻¹ mmHg⁻¹) in anaesthetized pigs (n=40)