title: Origin of lignans in mammals and identification of a precursor from plants.
mesh_terms: D015107:4-Butyrolactone / Q000031:analogs & derivatives / Q000378:metabolism*; D000818:Animals; D001711:Biotransformation; D002072:Butylene Glycols / Q000378:metabolism*; D004032:Diet; D004755:Enterobacteriaceae / Q000378:metabolism; D005663:Furans / Q000378:metabolism*; D017705:Lignans; D010936:Plant Extracts / Q000378:metabolism*; D051381:Rats; D012639:Seeds
chemical_list: D002072:Butylene Glycols; D005663:Furans; D017705:Lignans; D010936:Plant Extracts; C029498:2,3-bis(3'-hydroxybenzyl)butane-1,4-diol; D015107:4-Butyrolactone; C029497:2,3-bis(3'-hydroxybenzyl)butyrolactone