Biotransformation of ginsenoside Rb1, crocin, amygdalin, geniposide, puerarin, ginsenoside Re, hesperidin, poncirin, glycyrrhizin, and baicalin by human fecal microflora and its relation to cytotoxicity against tumor cells - Kim, Y S; Kim, J J; Cho, K H; Jung, W S; Moon, S K; Park, E K; Kim, D H (J Microbiol Biotechnol, 2008)