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Electrical uncoupling by Sr action potentials in cardiac muscle

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Summary

Sr action potentials elicited in guinea-pig papillary muscle under Na-free conditions decreased the space constant and increased the input resistance. It suggests that Sr current induced intercellular uncoupling by increasing [Sr]i.

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Authors and Affiliations

  1. Department of Physiology, Jichi Medical School, Minamikawachi-machi, 329-04, Tochigi-ken, Japan

    R. Ochi

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  1. R. Ochi
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Additional information

Supported by grant from Japanese Ministry of Education and from Japan Heart Foundation Research Grant for 1976 contributed by Tokyo Marine and Fire Insurance Co., Ltd.

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Ochi, R. Electrical uncoupling by Sr action potentials in cardiac muscle. Experientia 33, 1187–1189 (1977). https://doi.org/10.1007/BF01922319

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  • DOI: https://doi.org/10.1007/BF01922319

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