Medical Dictionary

myostatin

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noun myo·stat·in \ˌmī-ə-ˈsta-tən\

Medical Definition of myostatin

  1. :  a protein found mainly in skeletal muscle that is a transforming growth factor acting to restrain the growth of muscles Two treatments that block a protein called myostatin, which slows muscle growth, are now in the pipeline.—Rowan Hooper, New Scientist, 10 Dec. 2005


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