Dystrophin meaning

dĭstrə-fĭn
A large structural protein found in small amounts in the plasma membranes of muscle fibers. The absence of dystrophin due to a genetic mutation causes Duchenne's muscular dystrophy; insufficient dystrophin causes Becker muscular dystrophy.
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A protein normally found in muscle tissue: its absence or deficiency has been linked to muscular dystrophy.
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A large protein that stabilizes muscle fibers by forming a link between the internal cytoskeleton and a protein complex in the plasma membrane that is connected to the extracellular matrix. Genetic mutations resulting in the absence of dystrophin cause Duchenne muscular dystrophy, and those resulting in insufficient or abnormal dystrophin cause Becker muscular dystrophy.
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Origin of dystrophin

  • dystroph(y) –in

    From American Heritage Dictionary of the English Language, 5th Edition