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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
REPANDULINE IC50=2.3 uM pig *
RESERPINE 1 uM rbt, rat, gpg *
RHEIN 9/10 aloeemodin *
RHYNCHOPHYLLINE 10.1 uM rat *
ROSMARINIC-ACID IC50=1.2 uM rbt *
ROSMARINIC-ACID-MONOMETHYL-ESTER IC50=1.2 uM rbt *
RYANODINE 10 uM rbt *
RYANODINE IC50=45 uM *
S-(-)-N-(14-METHYL-3-(13-METHYL-TETRADEC-CIS-4-ENOYL-OXY)-PENTADECANOYL)-GLYCINE IC50=10.9 uM *
SAFROLE IC50=58 uM *
SAFROLE IC50=57 uM gpg *
SANGUINARINE IC50=15 uM gpg *
SANTONIN IC50=876 uM gpg (weak activity) *
SCHIZOTENUIN-A IC50=1.2 uM rbt *
SCYTONEMIN-A 5 ug/ml *
SOLANINE mus *
SOYASAPONIN-A-1 2 ug/ml rat *
SOYASAPONIN-A-2 2 ug/ml rat *
STREPTOTHRICIN-B IC50=0.071 uM *
STREPTOTHRICIN-F IC50=50 uM (weak activity) *
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Verbascum thapsus Mullein; Velvetplant; Flannelleaf; Flannelplant; Great Mullein 5 20, 825
Verbena officinalis Vervain 2 10, 000
Viburnum opulus Crampbark; European Cranberry Bush; Guelder Rose; Snowballbush 3 516, 840
Vicia faba Broadbean; Faba Bean; Habas 4 20, 504.69999885559
Vigna aconitifolia Mat Bean; Moth Bean 2 10, 012
Vigna angularis Adzuki Bean 3 1, 488.2000007629395
Vigna mungo Black Gram 2 2, 524
Vigna radiata Green Gram; Mungbean 3 12, 687.599998474121
Vigna subterranea Bambarra Groundnut; Groundbean 1 12
Vigna unguiculata Cowpea; Black-eyed Pea; Crowder Pea; Southern Pea 3 144, 389.19999694824
Vinca minor Periwinkle; Running-Myrtle 1 0
Viola odorata Common Violet; Sweet Violet 1 1, 428
Viola tricolor Pansy; Wild Violet 1 604
Viscum album European Mistletoe 3 10, 610
Vitex agnus-castus Chaste-Tree 2 11, 701.600000023842
Vitis vinifera Grape; European Grape; Wine Grape; Grapevine; Vigne Vinifere (Fr.); Weinrebe (Ger.); Parra (Sp.); Vid (Sp.) 5 91, 600
Xanthorhiza simplicissima Yellowroot 2 13, 000
Xanthosoma sagittifolium Malanga; Tannia; Yautia 1 15, 810
Yucca baccata Spanish Bayonet; Yucca; Banana Yucca; Blue Yucca 2 2, 564
Zanthoxylum alatum Indian Prickly Ash; Wartara Oil Tree 2 0