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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Protein-Kinase-C-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
(+)-ALPHA-VINIFERIN *
(-)-EPIGALLOCATECHIN-GALLATE McKenna, D. J., Hughes, K., and Jones, K. 2000. Green Tea Monograph. Alternative Therapies, 6(3): 61-82.
APIGENIN IC50=10-40 uM *
BROUSSOCHALCONE-A *
CURCUMIN IC69=15 uM *
CURCUMIN IC50=15 uM *
EMODIN IC50=25 uM *
LUTEOLIN IC70=50 uM *
QUERCETIN Naim, M., Zehavi, U., Nagy, S., and Rouseff, R.L. Hydroxycinnamic Acids as Off-Flavor Precursors in Citrus Fruits and Their Products. Phenolic Compounds in Food and Their Effects on Health, Ch.14.
SELENIUM IC50=2-50 uM *
TOCOPHEROL 10-50 uM *
TOCOPHEROL IC50=450 uM *
VITAMIN-E 10-50 uM *
VITAMIN-E IC50=450 uM *
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Ledum palustre Marsh Tea; Wild Rosemary 1 0
Lens culinaris Lentil 1 40
Leonurus cardiaca Motherwort 1 0
Ligustrum japonicum Japanese Privet; Ligustri Fructus 1 0
Ligustrum lucidum Chinese Privet; Glossy Privet; Ligustri Fructus; Privet; White Waxtree 1 0
Linum usitatissimum Flax; Linseed 3 188
Lippia dulcis Sweet Herb 1 0
Liquidambar styraciflua American Styrax; Sweetgum 1 0.800000011920929
Lobelia inflata Indian Tobacco; Lobelia 1 1
Lonicera japonica Japanese Honeysuckle 1 0
Ludwigia adscendens Ascending ludwigia 1 0
Ludwigia perennis Perennial ludwigia 1 0
Lycium chinense Wolfberry; Chinese Boxthorn; Chinese Matrimony Vine; Chinese Wolfberry; Gou Qi (Chin.); Lyciet de Chine (Fr.); Chinesischer Bocksdorn (Ger.); Daun Koki (Indones.); Spina Santa Cinese (Ital.); Kuko (Jap.); Kaukichai (Malays.) 1 0
Lycopersicon esculentum Tomato 2 0.03400000184774399
Lycopodium clavatum Antler Herb; Clubmoss 2 0
Maclura pomifera Osage-Orange; Hedge Apple 2 3, 338
Magnolia denudata Hsin-I; Xin-Yi 1 0
Magnolia kobus Hsin-I; Xin-Yi 1 0
Magnolia officinalis Chinese Magnolia; Hou Pu; Magnolia-Bark 1 0
Malus domestica Apple 4 304