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Low myoplasmic Mg2+ potentiates calcium release during depolarization of frog skeletal muscle fibers

The role of intracellular free magnesium concentration ([Mg2+]) in modulating calcium release from the sarcoplasmic reticulum (SR) was studied in voltage-clamped frog cut skeletal muscle fibers equilibrated with cut end solutions containing two calcium indicators, fura-2 and antipyrylazo III (AP III...

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Detalles Bibliográficos
Formato: Texto
Lenguaje:English
Publicado: The Rockefeller University Press 1992
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2229125/
https://www.ncbi.nlm.nih.gov/pubmed/1512555