Assertion: blister beetle's cantharidin | /r/HasAspect | toxic properties
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Source sentences:
text: He demonstrated that it was the active principle responsible for the aggressively blistering properties of the coating of the eggs of the blister beetle, and established as well that cantharidin had toxic properties comparable in degree to those of the most virulent poisons known in the 19th century, such as strychnine.