- myosin filament
- one of the thick contractile myofilaments in a myofibril, composed mainly of myosin; each myosin filament is surrounded by six actin filaments.
Medical dictionary. 2011.
myosin filament
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filament — 1. SYN: filamentum. 2. In bacteriology, a fine threadlike form, unsegmented or segmented without constrictions. [L. filamentum, fr. filum, a thread] actin f. one of the contractile elements in muscular fibers and other cells; in skeletal muscle,… … Medical dictionary
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sliding filament hypothesis — slid·ing filament hypothesis slīd iŋ n a theory in physiology holding that muscle contraction occurs when the actin filaments next to the Z line at each end of a sarcomere are drawn toward each other between the thicker myosin filaments more… … Medical dictionary
