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ochratoxin produced by some species of Aspergillus and Penicillium that can contaminate cereal grains and feeds, primarily following improper storage; a potent carcinogen in rodents.
ochratoxin, ochratoxin A
an isocoumarin derivative mycotoxin produced by the fungus Acpergillus spp. fungi. A nephrotoxin causing ochratoxicosis. Experimentally it has been shown to have teratogenic effects, especially in pigs, including eye malformation, hydrocephalus, short jaw, other skeletal and cardiac defects.