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acrasin

[ uh-krey-sin ]

noun

, Mycology.
  1. a chemotactic substance, identical with cAMP, secreted by myxamebas of cellular slime molds and attracting other myxamebas to aggregate and form a pseudoplasmodium.


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Word History and Origins

Origin of acrasin1

1945–50; < New Latin Acras ( iales ) an order of cellular slime molds ( Acras ( is ) a genus, so named from the lack of fusion between the cells (< Greek; a- 6, crasis ) + -ales -ales ) + -in 2

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acraldehydeacre