Plant Lactuca sativa (Asteraceae) | Dr. Duke's Phytochemical and Ethnobotanical Databases

Common Names

Lettuce

How this plant is used

Food

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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
TRYPTOPHAN	29	Leaf	90.0	1500.0	-1.54	Duke, 1992 *
TYROSINE	8	Leaf	320.0	5333.0	-0.74	Duke, 1992 *
VALINE	3	Leaf	700.0	11667.0	-0.29	Duke, 1992 *
VANADIUM	16	Leaf	0.3	20.3	2.25	Duke, 1992 *
VIT-B-6	0	Leaf	0.6	9.2	-0.59	Duke, 1992 *
VIT-E	0	Leaf	not available	not available	not available	Duke, 1992 *
VIT-G	0	Leaf	not available	not available	not available	Duke, 1992 *
VIT-K	0	Leaf	not available	not available	not available	Duke, 1992 *
WATER	0	Leaf	920000.0	971000.0	0.82	Duke, 1992 *
YTTERBIUM	0	Leaf	0.0	0.9	-0.52	Duke, 1992 *
YTTRIUM	0	Leaf	0.4	8.7	-0.98	Duke, 1992 *
ZINC	77	Leaf	2.7	974.0	5.45	Duke, 1992 *
ZIRCONIUM	0	Leaf	0.4	87.0	0.77	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
PGE2-Inhibitor	1	Duke, 1992 *
Phagocytotic	2	Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Phospholipase-Inhibitor	1	Duke, 1992 *
Photophobigenic	1	Duke, 1992 *
Pituitary-Stimulant	1	Duke, 1992 *
Plasmodicide	1	Neuwinger, H. D. 1996. African Ethnobotany - Poisons and Drugs. Chapman & Hall, New York. 941 pp.
Polyamine-Synthesis-Inhibitor	1	Duke, 1992 *
Preservative	1	Merck 11th Edition
Prolactinogenic	1	Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Proliferant	2	Duke, 1992 *
Prooxidant	3	Duke, 1992 *
Propecic	5	Duke, 1992 *
Prostaglandigenic	3	Duke, 1992 *
Prostaglandin-Sparer	1	Fujita, T., Nakatani, E., Funaishi, N., Sakuma, S., Fujimoto, Y. Potent inhibition of prostaglandin inactivation in rabbit gastric antral mucosal slices by selenium ions in-vitro. J. Pharm. Pharmacol. 42: 655-657, 1990.
Prostaglandin-Synthesis-Inhibitor	4	Duke, 1992 *
Prostaglandin-Synthetase-Inhibitor	1	Duke, 1992 *
Protein-Kinase-C-Inhibitor	3	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	Meckes, M., Calzada, F., Tapia-Contreras, A., Cedillo-Rivera, R. 1999. Antiprotozoal Properties of Helianthemum glomeratum. Phytotherapy Research, 13(2): 102-105.
Psychoactive	1	Watt, J.M. and Breyer-Brandwijk, M.G. 1962. The Medicinal and Poisonous Plants of Southern and Eastern Africa. E. & S. Livingstone, Ltd. Edinburg & London. 1457 pp.
PTK-Inhibitor	2	Duke, 1992 *