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Uncoupling of heart cells produced by intracellular sodium injection

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Résumé

L'influence de l'augmentation de la teneur en Na+ intracellulaire sur le processus de communication entre les cellules cardiaques du lapin est étudiée. Une suppression de la communication électrique est provoquée par l'injection de Na+ dans la cellule. Ce résultat est probablement expliqué par une augmentation de la concentration en Ca2+ intracellulaire, subséquente à l'injection de Na+ et par une diminution de la perméabilité des jonctions intercellulaires.

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de Mello, W.C. Uncoupling of heart cells produced by intracellular sodium injection. Experientia 31, 460–462 (1975). https://doi.org/10.1007/BF02026379

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