Definition: A class of dibenzylbutane derivatives which occurs in higher plants and in fluids (bile, serum, urine, etc.) in man and other animals. These compounds, which have a potential anti-cancer role, can be synthesized in vitro by human fecal flora. (From Singleton & Sainsbury, Dictionary of Microbiology and Molecular Biology, 2d ed)
2,3-bis(3'-hydroxybenzyl)butane-1,4-diol [ 2,3-BHBBD,2,3-bis(3-hydroxybenzyl)butane-1,4-diol,enterodiol ] lignan isolated from urine of humans & other mammals
