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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Gram(-)icide

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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
METHYL-GALLATE MIC=12.5-50 ug/ml *
PROANTHOCYANIDINS *
SANGUINARINE LD50=292 (ivn rat) Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp.
THYMOHYDROQUINONE MIC=50-200 ug/ml *
THYMOL MIC=50-200 ug/ml *
WITHAFERIN Hutchings, A, Scott, AH, Lewis, G, and Cunningham, A. 1996. Zulu
Medicinal Plants. An inventory. University of Natal Press, Pietermaritzburg. 450 pp.
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Geranium thunbergii Gennoshiouko; Oriental Geranium 1 0
Ginkgo biloba Ginkgo; Maidenhair Tree 2 0
Glaucium flavum Horned Poppy 2 0
Glechoma hederacea Alehoof 1 37
Glycine max Soybean 1 2.9000000953674316
Glycyrrhiza glabra Commom Licorice; Licorice; Smooth Licorice; Licorice-Root 1 0
Hamamelis virginiana Witch Hazel 1 54, 400
Hedeoma drummondii Drummond's Pennyroyal 1 2, 342
Hedeoma pulegioides American Pennyroyal 1 30
Hedeoma reverchonii Reverchon's Pennyroyal 1 447
Helianthus annuus Sunflower; Girasol 1 0
Hibiscus sabdariffa Roselle; Indian Sorrel; Jamaica Sorrel; Kharkadi; Red Sorrel; Sorrel; Malventee (Ger.); Rosella (Ger.); Acedera de Guinea (Sp.); Rosa de Jamaica (Sp.); Sereni (Sp.) 2 0
Houttuynia cordata Fishwort; Dokudami; Yu Xing Cao 2 0
Hypericum perforatum Common St. Johnswort; Hypericum; Klamath Weed; St. John's-wort; Goatweed 2 600, 000
Hyptis suaveolens Wild Hops 2 6, 333
Hyssopus officinalis Hyssop 2 133, 703
Illicium verum Star Anise; Chinese Star Anise; Chinesischer Sternanis (Ger.); Sternanis (Ger.); anis de China (Sp.); anis estrellado (Sp.) 2 21, 000
Isanthus brachiatus False Pennyroyal 1 0
Jateorhiza palmata Calumba Root 1 0
Juglans nigra Black Walnut 2 14, 000