RH Oliveira

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The effects of dopamine infusion (10 and 20 micrograms kg-1 min-1) on pulmonary arterial pressure (PAP) and pulmonary arterial resistance (PAR) were studied. Experiments were carried out on 60 anesthetized dogs using two different models: model A, with mechanical perfusion of pulmonary circulation and constant left ventricular output, and model B, with(More)
1. The protection offered by intermittent perfusion of cardioplegic solution through the coronary sinus was investigated in isovolumic blood-perfused dog heart preparations submitted to 60 min of ischemia and 45 min of reperfusion. 2. The preparations were divided into three treatment groups: a) coronary sinus, consisting of preparations (N = 10) perfused(More)
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