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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Calcium-Antagonist

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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
HARPAGOSIDE Iwu, M.M. 1993. Handbook of African Medicinal Plants. CRC Press, Boca Raton, FL 435 pp.
HERNANDEZINE 300 uM rat *
HERNANDEZINE IC50=15 uM *
HERNANDEZINE 50 uM hmn and cow *
HESPERIDIN IC50=1.2 uM rbt *
HIRSUTEINE *
HIRSUTINE 1 uM *
HONOKIOL 10 uM rat *
HYPEROSIDE *
ILEXONIN-A *
IMPERATORIN IC50=4 ug/ml *
IMPERATORIN 31.6 ug/ml gpg *
ISOCORYNOXEINE 10.1 uM rat *
ISOCRASSIFOLINE 100 uM rat *
ISOIMPERATORIN *
ISOPETASIN IC50=138 uM gpg (weak activity) *
ISOPIMPINELLIN *
ISORHYNCHOPHYLLINE 10.1 uM rat *
ISOTETRANDRINE IC50=1.2 uM pig *
JUGLONE IC50=57 uM gpg *
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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
Tabebuia heptaphylla Pau D'Arco 3 991
Tagetes filifolia Pampa Anise; Irish Lace 3 5, 692, 800
Tagetes lucida Sweet-Mace; Sweet-Scent Marigold; Sweet-Scent Mexican Marigold; Anise Marigold 2 8, 188
Tagetes minuta Wild Marigold; Aztec Marigold; Dwarf Marigold; Mexican Marigold; Muster John Henry; Stinking-Roger 2 60, 000
Tagetes patula French Marigold 1 0
Tamarindus indica Tamarind; Kilytree; Indian Tamarind 3 10, 497
Tanacetum parthenium Feverfew 5 8, 730
Tanacetum vulgare Tansy 1 0
Taraxacum mongolicum Mongoloid Dandelion 1 4, 050
Taraxacum officinale Dandelion 5 10, 966
Taxus baccata Common Yew 2 4.699999809265137
Taxus sumatrana Sumatran Yew 1 0
Tecoma stans Yellow Elder 1 0
Teline sp 1 0
Tephrosia purpurea Purple Tephrosia; Wild Indigo 1 20, 600
Terminalia arjuna Arjun; Arjuna 1 1.7999999523162842
Terminalia catappa Indian Almond; Tropical Almond; Malabar Almond 1 0
Terminalia chebula Ink Nut; Myrobalan; Black Myrobalan; Chebulic Myrobalan 1 3, 680
Tetragonia tetragonioides New Zealand Spinach 2 11, 500
Tetrapanax papyrifera Rice Paper Tree; Tong-Cao; Tung-Tsao 1 6, 360