Objective To investigate the myocardial cell apoptosis in dog hearts following hypothermic cardiopulmonary bypass (CPB) and modulation of Fas/FasL pathways and role of myocardial oxidative stress in this setting.

• 目的 观察低温体外循环 (CPB)术后心肌细胞凋亡及Fas/FasL系统和氧化应激的调节作用。 方法 1 0条成年家犬用于模拟低温CPB手术。