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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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NO-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
(+)-CATECHIN IC11=250 uM *
AJOENE IC50=2.5-5 uM *
ALLICIN IC50=2.5-5 uM *
ANDROGRAPHOLIDE IC50=36 uM *
BOLDINE *
BROUSSOCHALCONE-A *
CITRAL *
CURCUMIN *
DELPHINIDIN IC78=250 uM *
DIOSMETIN EC50=19 uM *
EMODIN IC50=60.7 uM *
EPICATECHIN *
GALLIC-ACID IC-26=250 uM *
GAMMA-TOCOPHEROL *
INDOLE-3-CARBINOL *
KAEMPFEROL IC50=13.9 uM *
LUTEOLIN *
QUERCETIN IC>50=125 uM *
QUERCETIN IC50=20 uM *
TOCOPHEROL *
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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
Camptotheca acuminata Happy Tree 2 0
Capparis spinosa Caper; Caperbush 1 0
Capsella bursa-pastoris Shepherd's Purse 1 0
Capsicum annuum Bell Pepper; Green Pepper; Cherry Pepper; Sweet Pepper; Cone Pepper; Paprika 2 210
Capsicum frutescens Cayenne; Chili; Tabasco; Hot Pepper; Spur Pepper; Red Chili 3 900
Carthamus tinctorius Safflower 1 26
Carum carvi Caraway; Carum; Kummel (Ger.); Comino (Sp.); Comino de prado (Sp.) 2 0
Cassia tora Sickle Senna 1 0
Castanea sativa European Chestnut 3 0
Catharanthus roseus Madagascar Periwinkle; Rosy Periwinkle 2 0
Cedrus deodora Deodar Cedar 1 0
Ceiba pentandra Kapok; Silk-Cotton Tree 2 0
Centaurea calcitrapa Star-Thistle 1 0
Centaurea cyanus Cornflower; Bachelor's Button 3 0
Centella asiatica Gotu Kola; Pennywort 2 0
Ceratonia siliqua Carob; St.John's-Bread; Locust Bean 4 0
Chamaemelum nobile Garden Camomile; Perennial Camomile; Roman Camomile 1 0
Chamaesyce hypericifolia Spurge 1 0
Chimaphila umbellata King's Cure; Pipsissewa 1 0
Chrysanthemum x morifolium Chrysanthemum; Florist's Chrysanthemum; Mum; Ju Hua (Pinyin) 1 0