Objective to investigate the changes of M-acetylcholine receptors in atrial and ventricular myocardium of rats at different ages.
目的观察成年大鼠心房肌和心室肌m受体密度的增龄性变化。
Objective to investigate the changes of M-acetylcholine receptors in atrial and ventricular myocardium of rats at different ages.
目的观察成年大鼠心房肌和心室肌m受体密度的增龄性变化。
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