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Medical Term:


Pronunciation: bū′fō-toks′inz


  1. A group of steroid lactones (conjugates of bufagins and suberylarginine at C-3) of digitalis present in the venoms of toads (family Bufonidae); their effects are similar to but weaker than those of the bufagins.
  2. Specifically, the main toxin of the European toad (Bufo vulgaris).
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