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Characterization of the effects of Mg2+ on Ca2+- and Sr2+-activated tension generation of skinned rat cardiac fibers
Submaximum and maximum forces of the cardiac muscle contractile apparatus, activated by Ca2+ or Sr2+, were determined as a function of Mg2+ concentration. Apical left ventricular tissue from Sprague-Dawley rats was broken by homogenization into small bundles of fibers with disrupted sarcolemmas (ski...
Formato: | Texto |
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Lenguaje: | English |
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The Rockefeller University Press
1978
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2215115/ https://www.ncbi.nlm.nih.gov/pubmed/97362 |