3d image of urolithin a skeletal formula

urolithin ellagitannins metabolite metabolism biosynthesis cycle mechanism pathway path catabolism biosynthetic intermediate biogenesis substrate precursor synthesis derivative bioprecursor metabolic enzyme endogenous contractor human metabolome database hmdb gut bacteria benzo-coumarins dibenzo-pyrones ellagic acid pomegranates strawberries raspberries walnuts microbiota bioavailability food source polycyclic aromatic compounds 1-benzopyran biochemistry enterocytes hepatocytes glucuronidation methylation sulfation safety dietary supplement dietary 3d molecule