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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
Boehmeria nivea Ramie 1 0
Borago officinalis Borage; Beebread; Beeplant; Talewort 1 0
Brassica napus var. napobrassica Rutabaga; Swede; Swedish Turnip 1 0.15000000153668225
Brassica oleracea Kohlrabi 1 20
Brassica oleracea var. botrytis l. Cauliflower 2 6.03899999987334
Brassica oleracea var. capitata l. Cabbage; Red Cabbage; White Cabbage 2 300.75
Brassica oleracea var. gemmifera Brussels-Sprouts; Brussel-Sprout 2 50.07200000062585
Brassica oleracea var. italica Broccoli; Heading Broccoli; Sprouting Broccoli; Cape Broccoli; Purple Cauliflower; Asparagus Broccoli; Winter Broccoli; Calabrese 2 0.31199999898672104
Brassica oleracea var. sabellica l. Kale; Curly Kale; Kitchen Kale; Scotch Kale 1 200
Brassica pekinensis Chinese Cabbage 1 0.0020000000949949026
Brassica rapa Turnip; Seven-Top Turnip; Rapini 1 0
Bupleurum chinense Chai-Hu 1 0
Caesalpinia pulcherrima Bird Of Paradise 1 0
Calendula officinalis Calendula; Pot-Marigold 1 0
Camellia sinensis Tea 3 10, 000
Camptotheca acuminata Happy Tree 1 0
Capparis spinosa Caper; Caperbush 2 5, 560
Capsicum annuum Bell Pepper; Green Pepper; Cherry Pepper; Sweet Pepper; Cone Pepper; Paprika 3 354.01200000056997
Capsicum frutescens Cayenne; Chili; Tabasco; Hot Pepper; Spur Pepper; Red Chili 2 666
Carica papaya Papaya 1 1