Objective To compare the changes of plasma concentrations of soluble Fas(sFas) and soluble Fas ligand (sFasL) in patients undergoing coronary artery bypass grafting(CABG) with or without cardiopulmonary bypass (CPB).

• 目的比较在心肺转流(CPB)或非CPB下冠状动脉搭桥术(CABG)后可溶性Fas(sFas)和可溶性Fas配体(sFasL)的血浆浓度变化。