patulin

noun
pat·​u·​lin | \ ˈpach-ə-lən How to pronounce patulin (audio) \

Medical Definition of patulin

: a very toxic colorless crystalline antibiotic C7H6O4 produced by several molds (as Aspergillus clavatus and Penicillium patulum)

called also clavacin, claviformin

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