探讨中枢交感神经活性抑制对老年大鼠心功能、单个心室肌细胞收缩幅度和细胞存活率的影响。
To investigate the effects of inhibition of central sympathetic activity by clonidine on single ventricular myocyte contractile amplitude, heart function and survival rate of myocytes in aged rats.
方法酶解法分离豚鼠单个心室肌细胞，应用全细胞膜片钳技术研究白藜芦醇对豚鼠单个心室肌细胞钾电流的影响。
Methods Enzyme digestion was performed to isolate single ventricular myocyte of guinea pig and whole-cell patch-clamp technique was used to record potassium current.
方法用急性酶解法获得单个大鼠心室肌细胞，标准的全细胞膜片钳技术记录钠通道电流。
The whole-cell patch-clamp recording technique was used to record the change of sodium channel current influenced by carvedilol.
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