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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
Plumeria acutifolia Frangipani 1 0
Podophyllum hexandrum Himalayan Mayapple 1 12, 000
Podophyllum peltatum Mayapple 1 50, 000
Podophyllum pleianthum Chinese Mayapple 1 0
Pogostemon cablin Patchouli 1 0
Polygonum aviculare Prostrate Knotweed 1 0
Polygonum hydropiper Common Smartweed 1 0
Polygonum hydropiperoides Mild Water Pepper 1 0
Polygonum multiflorum Chinese Cornbind; Fleeceflower; Fo Ti; He Shou Wu; Chinese Knotweed 2 370
Populus tacamahacca Balm Of Gilead 1 0
Portulaca oleracea Purslane; Verdolaga 1 9, 236
Prosopis juliflora Mesquite 2 0
Prunella vulgaris Self-Heal; Heal-All 2 0
Prunus armeniaca Apricot 1 0
Prunus cerasus Sour Cherry 2 0
Prunus domestica Plum 2 0.013000000268220901
Prunus dulcis Almond 2 0.05999999865889549
Prunus laurocerasus Cherry Laurel 1 0
Prunus persica Peach 2 0.003000000026077032
Prunus serotina Black Cherry; Wild Cherry 1 0