Data Views Total Plants: 102 Total Activities: 101 CSV Excel PDF Previous123456 Show all rows. Paginate rows. Click on column headings to sort table by that column Activity *Reference Xanthine-Oxidase-Inhibitor 0.36 uM * *Unless otherwise noted all references are to Duke, James A. 1992. Handbook of phytochemical constituents of GRAS herbs and other economic plants. Boca Raton, FL. CRC Press.