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Meaning of acrasin

a•cra•sin

Pronunciation: (u-krā'sin), [key]
— n. Mycol.
  1. a chemotactic substance, identical with cAMP, secreted by myxamebas of cellular slime molds and attracting other myxamebas to aggregate and form a pseudoplasmodium.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.