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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
Linum usitatissimum Flax; Linseed 3 1, 146
Lippia dulcis Sweet Herb 1 0
Lippia graveolens Oregano 2 0
Liquidambar orientalis Oriental Storax; Oriental Styrax 2 0
Liquidambar styraciflua American Styrax; Sweetgum 2 0
Lonicera japonica Japanese Honeysuckle 2 80, 000
Ludwigia adscendens Ascending ludwigia 1 0
Ludwigia perennis Perennial ludwigia 1 0
Luffa aegyptiaca Luffa; Smooth Loofah; Vegetable Sponge 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.) 2 0
Lycopersicon esculentum Tomato 3 0
Lycopodium clavatum Antler Herb; Clubmoss 1 0
Lycopus europeus European Bugle 1 0
Lycopus virginicus Bugle 2 0
Lythrum salicaria Purple Loosestrife 1 447, 000
Macleaya cordata Plume Poppy 1 0
Maclura pomifera Osage-Orange; Hedge Apple 6 226, 396
Magnolia denudata Hsin-I; Xin-Yi 2 0
Magnolia kobus Hsin-I; Xin-Yi 2 0
Magnolia officinalis Chinese Magnolia; Hou Pu; Magnolia-Bark 2 0