Description_x000D_ Packaging_x000D_ 10 mg in poly bottle_x000D_ 25 mg in glass bottle_x000D_ Biochem/physiol Actions_x000D_ Zearalenone, a fungal mycotoxin produced by Fusarium, binds the estrogen receptor (ER) and is uterotropic in the newborn rat. It is a common contaminant in cereal grain used for animal and human food, and exerts an estrogenic activity that modulates/disrupts endocrine function in animals and possibly humans.