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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
  1. Home
  2. Brassica rapa

Brassica rapa (Brassicaceae)

Common Names
Pak-Choi; Chinese Mustard; Bok-Choy; Celery Mustard; Chinese White Cabbage; Celery Cabbage; Chinese Cabbage
How this plant is used
Food
Subspecies
subsp. chinensis
Subspecies Author
(L.) HANE

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View the list of ubiquitous chemicals
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List of plant chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Activity Count Plant Part Low Parts Per Million High Parts Per Million Standard Deviation Reference
SERINE 1 Leaf 480.0 10258.0 -0.11 USDA's Ag Handbook 8 and sequelae)
SODIUM 1 Leaf 295.0 21477.0 3.17 USDA's Ag Handbook 8 and sequelae)
STEARIC-ACID 8 Leaf 10.0 214.0 -0.48 USDA's Ag Handbook 8 and sequelae)
THIAMIN 31 Leaf 0.4 9.0 0.14 USDA's Ag Handbook 8 and sequelae)
THREONINE 4 Leaf 490.0 10471.0 0.23 USDA's Ag Handbook 8 and sequelae)
TRYPTOPHAN 29 Leaf 150.0 3206.0 0.20 USDA's Ag Handbook 8 and sequelae)
TYROSINE 8 Leaf 290.0 6197.0 -0.50 USDA's Ag Handbook 8 and sequelae)
VALINE 3 Leaf 660.0 14104.0 0.40 USDA's Ag Handbook 8 and sequelae)
WATER 0 Leaf 950000.0 956400.0 0.74 USDA's Ag Handbook 8 and sequelae)
View the list of ubiquitous chemicals
Download these results as:
CSV
EXCEL
PDF
List of plant activities.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Activity Chemical Count Reference
Mucolytic 1 Martindale's 28th
Myorelaxant 1 Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Nematicide 2 Nigg, H.N. and Seigler, D.S., eds. 1992. Phytochemical Resources for Medicine and Agriculture. Plenum Press, New York. 445 pp.
Neuroexcitant 1 Martindale's 28th
Neuroinhibitor 1 Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Neuroprotective 1 *
Neurotoxic 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Neurotransmitter 1 *
NO-Genic 1 *
Osteogenic 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Oxidant 2 Larson, R.A. 1987. Review Article Number 30. The Antioxidants of Higher Plants. Phytochemistry. 27: 969-978.
Percutaneostimulant 1 Seki, T., Toeda, C., Kawaguchi, T., Juni, K., Sugibayashi, K., and Morimoto, Y. 1990. Enhanced Transdermal Delivery of Zidovudine in Rats and Human Skin. Chem. Pharm. Bull. 38(11): 3086-3089, 1990.
Perfumery 2 Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Pesticide 3 *
Phagocytotic 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Pituitary-Stimulant 1 *
Prolactinogenic 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Prooxidant 2 *
Propecic 5 *
Prostaglandin-Synthesis-Inhibitor 1 Ferretti, A., Flanagan, V. P. 1996. Antithromboxane Activity of Dietary Alpha-linolenic Acid: A Pilot Study. Prostaglandins Leukotrienes Essential Fatty Acids, 54(6): 451-455. ARS, USDA.