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Meaning of autoantibody

au•to•an•ti•bod•y

Pronunciation: (ô"tō-an'ti-bod"ē, -an'tē-), [key]
— pl. -bod•ies.
  1. an antibody that an organism produces against any of its own tissues, cells, or cell components.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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