Plant Tabebuia impetiginosa (Bignoniaceae) | Dr. Duke's Phytochemical and Ethnobotanical Databases

Common Names

Pau d'arco; Taheebo

How this plant is used

Medicinal

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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
DEHYDRO-ALPHA-LAPACHONE	3	Heart Wood	not available	62.0	not available	Duke, 1992 *
DEHYDRO-ALPHA-LAPACHONE	3	Stem Bark	not available	not available	not available	Duke, 1992 *
DEOXYLAPACHOL	3	Heart Wood	not available	28.0	not available	Duke, 1992 *
KIGELINONE	0	Bark	not available	2.8	not available	Duke, 1992 *
KIGELINONE	0	Tissue Culture	not available	500.0	not available	Duke, 1992 *
LAPACHENOLE	0	Bark	15.0	150.0	not available	Duke, 1992 *
LAPACHENOLE	0	Heart Wood	not available	200.0	not available	Duke, 1992 *
LAPACHOL	48	Bark	not available	1400.0	not available	Duke, 1992 *
LAPACHOL	48	Heart Wood	not available	41240.0	not available	Duke, 1992 *
LAPACHOL	48	Stem Bark	not available	not available	not available	Duke, 1992 *
LAPACHOL	48	Wood	not available	159000.0	not available	Duke, 1992 *
LAPACHOL-METHYL-ETHER	0	Heart Wood	not available	26.0	not available	Duke, 1992 *
MENAQUINONE-1	0	Heart Wood	not available	10.0	not available	Duke, 1992 *
O-HYDROXYBENZOIC-ACID	0	Heart Wood	not available	82.0	not available	Duke, 1992 *
P-HYDROXY-BENZOIC-ACID	13	Plant	not available	not available	not available	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
PEONIDIN-3-CINNAMYL-SOPHOROSIDE	0	Flower	not available	not available	not available	Duke, 1992 *
PHTHIOLOL	0	Heart Wood	not available	18.0	not available	Duke, 1992 *
QUERCETIN	176	Heart Wood	not available	not available	not available	Duke, 1992 *
RS-8-HYDROXY-2-(1'-HYDROXY-ETHYL)-NAPHTHO-(2,3,B)-FURAN-4,9-DIONE	0	Stem Bark	not available	4.0	not available	Duke, 1992 *
TABEBUIN	0	Heart Wood	not available	20.0	not available	Duke, 1992 *

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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
Phospholipase-Inhibitor	1	Duke, 1992 *
Phytoalexin	1	Nigg, H.N. and Seigler, D.S., eds. 1992. Phytochemical Resources for Medicine and Agriculture. Plenum Press, New York. 445 pp.
Plasmodicide	1	Neuwinger, H. D. 1996. African Ethnobotany - Poisons and Drugs. Chapman & Hall, New York. 941 pp.
Proliferant	1	Duke, 1992 *
Prostaglandigenic	1	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Prostaglandin-Synthesis-Inhibitor	1	Ibewuike, J. C., Ogungbamila, F. O., Ogundaini, A. O., Okeke, I. N., Bohlin, L. 1997. Antiinflammatory and Antibacterial Activities of C-methylflavonol from Piliostigma thonningii. Phytotherapy Research, 11(4): 281-284.
Protein-Kinase-C-Inhibitor	1	Naim, M., Zehavi, U., Nagy, S., and Rouseff, R.L. Hydroxycinnamic Acids as Off-Flavor Precursors in Citrus Fruits and Their Products. Phenolic Compounds in Food and Their Effects on Health, Ch.14.
Protisticide	1	Duke, 1992 *
PTK-Inhibitor	1	Duke, 1992 *
Quinone-Reductase-Inducer	1	Uda, Y., Price, K. R., Williamson, G., Rhodes, M. J. C. 1997. Induction of the Anticarcinogenic Marker Enzyme, Quinone Reductase, in Murine Hepatoma Cells In Vitro by Flavonoids. Cancer Lett., 120 (2): 213-216.
Respiradepressant	1	Merck 11th Edition
Reverse-Transcriptase-Inhibitor	1	Duke, 1992 *
Schistosomicide	1	Duke, 1992 *
Secretogogue	1	Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp.
Teratogenic	1	Mills, Simon and Bone, Kerry. 2000. Phytotherapy. Churchill Livinston, Edinburgh.
Teratologic	1	Duke, 1992 *
Termiticide	1	Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
Termitifuge	3	Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
TNF-alpha-Inhibitor	1	Duke, 1992 *
Topoisomerase-I-Inhibitor	2	Li, C. J., Verboukh, L., Pardee, A. B. 1993. Beta-lapachone, a Novel DNA Topoisomerase I Inhibitor With a Mode of Action Different From Camptothecin. J Biol Chem, 268: 22463-22468.