SZENT-GYÖRGYI 1 has shown that muscle extracted in glycerol serves as a model for the actinomyocin contractile system. He found that molecular orientation is well preserved and that the contractile ...
IN the atrial muscle of the heart the rate of depolarization (70–100 V./sec. at 30° C.) is so much more rapid than that of repolarization (less than 1.0 V./sec.) that the two events cannot be confused ...