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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Xanthine-Oxidase-Inhibitor

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List of activity chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Dosage Reference
TELLIMAGRANDIN-I IC50=7 uM Hatano, T., Yasuhara, T., Yoshihara, R., Agata, I., Noro, T., and Okuda, T. 1989. Effects of Interaction of Tannins with Co-existing Substances.VII. Inhibitory Effects of Tannins Related Polyphenols on Xanthine Oxidase. Chem. Pharm. Bull. 38(5): 1224-1229
TELLIMAGRANDIN-II IC50=3 uM Hatano, T., Yasuhara, T., Yoshihara, R., Agata, I., Noro, T., and Okuda, T. 1989. Effects of Interaction of Tannins with Co-existing Substances.VII. Inhibitory Effects of Tannins Related Polyphenols on Xanthine Oxidase. Chem. Pharm. Bull. 38(5): 1224-1229
UMBELLIFERONE Mills, Simon and Bone, Kerry. 2000. Phytotherapy. Churchill
Livinston, Edinburgh.
VALONEIC-ACID-DILACTONE IC50=0.76 uM Hatano, T., Yasuhara, T., Yoshihara, R., Agata, I., Noro, T., and Okuda, T. 1989. Effects of Interaction of Tannins with Co-existing Substances.VII. Inhibitory Effects of Tannins Related Polyphenols on Xanthine Oxidase. Chem. Pharm. Bull. 38(5): 1224-1229
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List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Opuntia ficus-indica Indian Fig; Prickly Pear; Nopal; Nopalito 1 0
Origanum creticum Dittany Of Crete 1 0
Origanum majorana Marjoram; Sweet Marjoram 2 28, 200
Origanum vulgare Common Turkish Oregano; Wild Oregano; Oregano; Pot Marjoram; Wild Marjoram; European Oregano 5 42, 360
Pachira aquatica Provision Tree 1 27, 000
Paeonia lactiflora Chih-Shao; Peony; Common Garden Peony; White Peony; Bai Shao (Chinese) 4 0
Paeonia moutan Moutan; Tree Peony 2 0
Paeonia officinalis Double Peony 1 0
Paeonia suffruticosa Moutan; Tree Peony; Moutan Peony 2 0
Panax ginseng Chinese Ginseng; Oriental Ginseng; Ginseng; Korean Ginseng 2 0
Panax notoginseng Sanchi Ginseng 1 0
Panax quinquefolius American Ginseng; Ginseng 3 272
Papaver somniferum Opium Poppy; Poppyseed Poppy 2 0
Passiflora incarnata Manzana de Mayo; Mayapple; Passionflower 4 0
Pastinaca sativa Parsnip 3 3.5999999046325684
Paullinia cupana Guarana 1 120, 000
Pausinystalia johimbe Yohimbe 1 0
Perilla frutescens Perilla 4 0
Persea americana Avocado 5 47, 005.200000047684
Petasites hybridus European Butterbur 1 0