An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Biological Activity Antibacterial

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
PINOCEMBRIN IC 3 ug/ml Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
PINOSYLVIN not available Duke, 1992 *
PIPERADUNCIN-B not available Duke, 1992 *
PIPERINE not available Duke, 1992 *
PISATIN 50 ug/ml Lydon, J. & Duke, S., The potential of pesticides from plants, pp. 1-41 in Craker, L. & Simon, J., eds, Herbs, Spices & Medicinal Plants: Recent Advances in Botany, Horticulture, & Pharmacology, v. 4, Oryx Press, Phoenix, 1989, 267pp.
PLENOLIN not available Duke, 1992 *
PLICATIPYRONE MIC=6-12 mg/ml Duke, 1992 *
PLUMBAGIN not available Duke, 1992 *
PLUMERICIN not available Merck 11th Edition
POGOSTONE MIC=39-625 Russell, G. B., Phytochemical resources for crop protection, N. Z. J. Technol., 2, 1986, 127-134.
POLYDATIN not available Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
POLYGONIN not available Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
POLYPHENOLS not available Duke, 1992 *
PRIMISTERIN not available Duke, 1992 *
PROANTHOCYANIDINS not available Duke, 1992 *
PROCYANIDIN not available Duke, 1992 *
PROCYANIDIN-A-2 MIC=>1,000 ug/ml Planta Medica, 57: A42, 1991.
PROCYANIDINS not available Duke, 1992 *
PROTOANEMONIN not available Merck 11th Edition
PROTOCATECHUIC-ACID not available Lamikanra, A., Ogundaini, A.O., and Ogungbamila*, F.O. Antibacterial Constituents of Alchornea cordifolia Leaves. Phytotherapy Research 4(5): 198.
List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Lindera benzoin Benjamin Bush; Spicebush; Wild Allspice; Fieberstrauch (Ger.) 12 657, 422.5200000331
Linum usitatissimum Flax; Linseed 18 352, 020
Lippia alba White Lippia 6 0
Lippia dulcis Sweet Herb 1 0
Lippia graveolens Oregano 4 355
Lippia javanica Lemon Bush; Umsuzwane (Zulu) 4 0
Liquidambar orientalis Oriental Storax; Oriental Styrax 5 300, 000
Liquidambar styraciflua American Styrax; Sweetgum 13 460, 012.4799999893
Lithocarpus attenuata not available 1 0
Lithocarpus polystachya not available 1 1.600000023841858
Litsea glaucescens Mexican bay 9 1, 439
Lobelia inflata Indian Tobacco; Lobelia 2 4, 518
Lonicera japonica Japanese Honeysuckle 11 140, 000.75200000405
Ludwigia adscendens Ascending ludwigia 1 0
Ludwigia parviflora not available 1 0
Ludwigia perennis Perennial ludwigia 1 0
Luffa aegyptiaca Luffa; Smooth Loofah; Vegetable Sponge 2 35, 988
Luisia indivisa not available 1 0
Lupinus albus White Lupine 3 90
Lycium barbarum Barbary Matrimony Vine; Ning Xia Gou Qi (Chin.); Matrimony Vine; Common Matrimony Vine; Duke of Argyll's Eta Tree 2 0