Toxicodendron (definition)

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ψ	Toxicodendron

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Definition: A genus (formerly part of Rhus genus) of shrubs, vines, or trees that yields a highly allergenic oleoresin which causes a severe contact dermatitis (DERMATITIS, TOXICODENDRON). The most toxic species are Toxicodendron vernix (poison sumac), T. diversilobum (poison oak), and T. radicans (poison ivy). T. vernicifera yields a useful varnish from which certain enzymes (laccases) are obtained.

DERMATITIS, TOXICODENDRON is available; coordinate with specific PLANT STRUCTURES term if pertinent; for use in therapy coordinate IM with PHYTOTHERAPY (IM) + disease/drug ther (IM) + PLANT PREPARATION or its indentations/ther use (IM or NIM) + specific
See Also Dermatitis, Toxicodendron

Other names Sumac, Poison; Poison Sumac; Poison Oak; Poison Ivy; Oak, Poison; Ivy, Poison; toxicodendrons, Rhus; toxicodendron, Rhus; Toxicodendrons; Sumacs, Poison; Rhus toxicodendrons; Poison Sumacs; Poison Oaks; Poison Ivies; Oaks, Poison; Ivies, Poison; Rhus toxicodendron

Substance	CAS Registry & name	Categories	Source
urushiol	53237-59-5	*Catechols Toxicodendron Anacardiaceae.	Br J Dermatol 1979;101(6):617; J Clin Invest 1979;64(5):1449; J Exp Med 135(2):236;1972; J Pharm Sci 64(10):1715;1975; J Pharm Sci 67(4):483;1978

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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