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Extra actin filaments at the periphery of skeletal muscle myofibrils
1Department of Anatomy, University of Pennsylvania, Philadelphia 19104-6018.
Tissue & Cell
|January 1, 1991
Abstract:
Myofibrils isolated from a variety of vertebrate muscle fibers have a set of peripheral filaments associated with the periphery of the Z line free to move away from the surface of the myofibril. Decoration with myosin subfragment 1 shows that these are actin filaments.