Differential Effect of Calsequestrin Ablation on Structure and Function of Fast and Slow Skeletal Muscle Fibers

We compared structure and function of EDL and Soleus muscles in adult (4–6 m) mice lacking both Calsequestrin (CASQ) isoforms, the main SR Ca2+-binding proteins. Lack of CASQ induced ultrastructural alterations in ~30% of Soleus fibers, but not in EDL. Twitch time parameters were prolonged in both m...

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Bibliographic Details
Main Authors: Cecilia Paolini, Marco Quarta, Laura D'Onofrio, Carlo Reggiani, Feliciano Protasi
Format: Article
Language:English
Published: Hindawi Limited 2011-01-01
Series:Journal of Biomedicine and Biotechnology
Online Access:http://dx.doi.org/10.1155/2011/634075