Aim: To observe the effect of LPC on the pacemaker current if in ischemic myocardium and if the effect could be reversed by ISO.
目的：观察在缺血条件下，溶血磷脂酰胆碱对心肌起搏离子流的影响以及能否被异丙肾上腺素逆转。
Methods Conventional microelectrode and patch clamp techniques were used to record the PTH-induced changes of action potential and pacemaker current If in the rabbit sinus node.
方法运用微电极、膜片箝技术，记录PTH对家兔自律性动作电位和兔起搏离子流的影响。
Methods Conventional microelectrode and patch clamp techniques were used to record the PTH-induced changes of action potential and pacemaker current If in the rabbit sinus node.
方法运用微电极、膜片箝技术，记录PTH对家兔自律性动作电位和兔起搏离子流的影响。
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