Methods: Actin in cardiac myocytes of rats with chronic heart failure induced by banding of ascending aorta was analysed qualitatively and hemi-quantitatively via SP method.
方法:采用SP免疫组化方法,对升主动脉缩窄慢性心衰大鼠心肌细胞肌动蛋白进行定性及半定量分析。
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Conclusion: it suggests that the decreased actin activity is one of the reasons for the decline of cardiac systolic potential.