Article
Skeletal muscle function and fibre types: the relationship between occlusal function and the phenotype of jaw-closing muscles in human.
Journal of orthodontics - 1 Mar 2000
Sciote J J, Morris T J
Abstract excerpt
Mammalian skeletal muscle cells are composed of repeated sarcomeric units containing thick and thin filaments of myosin and actin, respectively. Excitation of the myosin ATPase enzyme is possible only with presence of Mg-ATP and Ca(2+). Skeletal muscle fibres may be classified into several types according to the isoform of myosin they contain. Nine isoforms of myosin heavy chain are known to exist in mammalian...
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