Definition of "myostatin" [myostatin]

• A protein that acts as an inhibitor to the growth of muscle tissue. (noun)

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• "Another form of gene doping would be to tinker with a hormone called myostatin, which has the opposite effect as IGF-1."
• "One type of myokine called myostatin inhibits muscle growth."
• "There is a substance called myostatin, which limits muscle growth."