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Pressure-induced variations of K+-permeability as related to a possible reversible electrical breakdown in human erythrocytes

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Summary

Above a hydrostatic pressure of about 600 b a pronounced reversible increase in the net K+-efflux from human erythrocytes is observed. The effect is explained in terms of an electro-mechanical compression of the membrane, resulting in a reversible breakdown of the membrane.

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Authors and Affiliations

  1. Laboratory of Animal Physiology, University of Liège, Institut de Zoologie, quai Van Beneden, 22, B-4020, Liège, Belgium

    A. Péqueux, R. Gilles, G. Pilwat & U. Zimmermann

  2. Institute of Biophysical Chemistry, Jülich Nuclear Research Center, P.O. Box 1913, D-5170, Jülich, Federal Republic of Germany

    A. Péqueux, R. Gilles, G. Pilwat & U. Zimmermann

Authors
  1. A. Péqueux
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  2. R. Gilles
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  3. G. Pilwat
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  4. U. Zimmermann
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Additional information

Acknowledgments. This work was supported by a grant from the Sonderforschungsbereich 160 to U.Z. and by grant No.2.4511.76 from the FRFC to R.G.

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Péqueux, A., Gilles, R., Pilwat, G. et al. Pressure-induced variations of K+-permeability as related to a possible reversible electrical breakdown in human erythrocytes. Experientia 36, 565–566 (1980). https://doi.org/10.1007/BF01965803

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