Article
Fiber-type proportions in mammalian soleus muscle during postnatal development.
Journal of neurobiology - 1 Feb 1992
Wigston D J, English A W
Abstract excerpt
We analyzed the fiber-type composition of the soleus muscle in rats and mice to determine whether the adult proportion of fiber types is fixed soon after birth or whether it changes during postnatal maturation. We examined muscles from animals varying in age from 1 week to 1 year using monoclonal antibodies that distinguish between fast and slow isoforms of myosin heavy chains. In cross sections of unfixed muscle...
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