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Relation of Intracellular Potassium to the Refractory Period of the Frog's Heart

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Abstract

IT has been known for some time that vagus stimulation and acetylcholine decrease the refractory period of the frog's heart so that the muscle may be tetanized1. A similar tendency to tetanization has recently been found in normal hearts2.

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References

  1. Kanda, Z., Arch. Exp. Path. Pharm., 190, 417 (1938).

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  2. Singh, I., Sahara, K. B., and Singh, S. I., Curr. Sci., 14, 128 (1945).

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  3. Donegan, J. F., Irish J. Sci., 561 (1942).

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Authors and Affiliations

  1. Physiological Department, University College, Galway

    J. F. DONEGAN

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  1. J. F. DONEGAN
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DONEGAN, J. Relation of Intracellular Potassium to the Refractory Period of the Frog's Heart. Nature 157, 442–443 (1946). https://doi.org/10.1038/157442d0

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