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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Cyclooxygenase-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
GLABRIDIN *
HESPERIDIN *
HUMULONE *
HYPOLAETIN IC50 (uM) =70 *
ISOLIQUIRITIGENIN *
KAEMPFEROL IC50 (uM) =20 *
KAWAIN IC50=71-115 uM/l *
MELATONIN Medline (post 1990 searches filed in my computer)
MORIN IC50 (uM) =180 *
MYRCETIN IC50 (uM) =56 *
MYRICETIN-3-O-BETA-D-GLUCURONIDE *
N-2'-METHYL-BUTYL-DECA-TRANS-2-TRANS-4-DIENAMIDE *
N-ISOBUTYL-DODECA-TRANS-2-TRANS-4-DIENAMIDE *
N-ISOBUTYL-HEXADECA-TRANS-2-TRANS-4-DIENAMIDE *
N-ISOBUTYL-OCTA-TRANS-2-TRANS-4-DIENAMIDE *
N-ISOBUTYL-OCTADECA-TRANS-2-TRANS-4-DIENAMIDE *
N-ISOBUTYL-TETRADECA-TRANS-2-TRANS-4-DIENAMIDE *
N-PROPYLSULPHINOTHIOIC-ACID-S-N-PROPYLESTER *
NDGA IC50 (uM) =5 *
NORDIHYDROGUAIARETIC-ACID Sabinsa: A series of well documented proprietary PR booklets,
e.g.Sabinsa Corps. 1998. Bronchial Asthma - Its etiology and control with traditional herbal extracts. Sabinsa Corporation. Piscataway, NJ. 49 pp.
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List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Nepeta cataria Catnip 4 10, 300
Nepeta racemosa Catmint 2 950
Nerium oleander Oleander 3 43, 000
Nicotiana tabacum Tobacco 2 0
Nigella sativa Black Cumin; Roman Coriander; Fennel-Flower; Nutmeg-Flower; Black Caraway 3 0
Ocimum basilicum Basil; Sweet Basil; Cuban Basil 8 194, 589
Ocimum canum Hoary Basil 1 0
Ocimum gratissimum Agbo; Shrubby Basil 2 6, 080
Ocimum sanctum Holy Basil; Tulsi 2 420
Ocimum suave Kenyan Tree Basil 1 0
Ocimum tenuiflorum Anise-Scented Basil 5 7, 300
Oenanthe javanica Javan Water Dropwort 1 0
Oenothera biennis Evening-Primrose 6 317, 200
Olea europaea Olive 7 13
Ononis spinosa Spiny Restharrow; Restharrow; Hauhechel (Ger.) 6 15, 000
Opuntia ficus-indica Indian Fig; Prickly Pear; Nopal; Nopalito 1 0
Origanum creticum Dittany Of Crete 2 0
Origanum majorana Marjoram; Sweet Marjoram 5 1, 936, 440
Origanum minutiflorum Small-Flowered Oregano 2 20, 070
Origanum onites Oregano; Pot Marjoram 2 78, 812