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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Cytotoxic

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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
VERNOMENIN ED50=5-20 ppm Biosyn. Prod. Cancer Chemotherapy (Petit et al)
VERNOMYGDIN ED50=1.5 Biosyn. Prod. Cancer Chemotherapy (Petit et al)
VULGARIN Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
WARBURGANAL 10 ppb Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
WITHAFERIN-A ED50=0.28-40 *
XANTHOMICROL Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
XANTHOTOXIN ED50=7-29 ug/ml Saqib, Q. N., Hui, Y. H., Anderson, J. E. and McLaughlin, J. L. 1990. Bioactive Furanocoumarins from the Berries of Zanthoxylum americanum. Phytotherapy Research 4(6): 216-219.
XANTHOTOXOL Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
XEROPHILUSIN-A IC50=0.12-2.22 ug/ml Hou, A., Li, M, Jiang, B., Lin, Z., Ji, S., Zhou, Y., Sun, H. 2000. New 7,20:14,20-Diepoxy ent-Kauranoids from Isodon xerophilus. J. Natural Products, 63(5): 599-601.
XEROPHILUSIN-B IC50=0.17-0.73 ug/ml Hou, A., Li, M, Jiang, B., Lin, Z., Ji, S., Zhou, Y., Sun, H. 2000. New 7,20:14,20-Diepoxy ent-Kauranoids from Isodon xerophilus. J. Natural Products, 63(5): 599-601.
ZINIOLIDE *
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Ulex sp 1 0
Umbellularia californica California Bay 1 40
Uncaria catechu Gambir; Pale Catechu 3 0
Uncaria guianensis Cat's Claw; Una de Gato; Garabato Colorado; Tambor Huasca; Ungunagi 2 0
Uncaria tomentosa Cat's Claw; Garabato Amarillo; Una de Gato 3 40, 275
Urginea maritima European Squill 3 0
Urtica dioica European Nettle; Stinging Nettle 10 182
Uvaria sp. 1 0
Vaccinium corymbosum Blueberry 12 0.019999999552965164
Vaccinium macrocarpon Cranberry; Large Cranberry; American Cranberry 4 1, 500
Vaccinium myrtillus Bilberry; Whortleberry; Dwarf Bilberry 12 22, 620.0419999999
Vaccinium vitis-idaea Cowberry; Lingen; Lingonberry 8 78, 000
Valeriana jatamansi Indian Valerian 1 50, 000
Valeriana officinalis Valerian; Common Valerian; Garden-Heliotrope 8 452, 550
Vandasina retusa 1 14
Vanilla planifolia Vanilla; Bourbon Vanilla 2 0
Vatica affinis 2 2, 420
Vauquelinia corymbosa 1 82
Vellozia declinans 1 0
Verbascum thapsus Mullein; Velvetplant; Flannelleaf; Flannelplant; Great Mullein 3 0