Assertion: botulinum toxin | /r/HasProperty | arose
Facets:
value: from prepared
type: OTHER
value: from handled
type: OTHER
Source sentences:
text: Botulinum toxins are often found in poorly preserved food, or even in flesh wounds, and have been known since the 18th century when the German medic, Justinus Kerner (right) described botulinum toxin as a "sausage poison" and "fatty poison", because is arose from improperly handled or prepared meat products.