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pau d’arco

Herbal medicine
Any of a family of trees native to Central and South America, the inner bark of which is anti-inflammatory and antimicrobial. It has been used for indigestion, infections (bacterial, fungal, parasitic and viral), smoker’s cough, and arthritis; anecdotal reports suggest that pau d’arco may be useful for AIDS, malaria and cancer.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
References in periodicals archive ?
In the tropical regions lapacho has proved to be highly effective in controlling such scourges as schistosomiasis -- a riverborn parasite -- which is estimated to afflict 300 million people and Chagas' disease, better known as 'sleeping sickness', which is transmitted by the tetse fly.
13-Lapachone (3,4-dihydro-2,2-dimethyl-2H-naphthol[1,2-b]pyran-5,6-dione) and its isomer, u-lapachone are natural naphthoquinones extracted from the bark of the Lapacho tree (Tabebuia avellanedae) or synthesized from lapachol or lomatiol.
[beta]-Lapachone treatment, a natural substance from the bark of the lapacho tree, significantly reduced the expression of IL-12 family cytokines in microglia and thereby suppressed clinical severity [91].
Segun la distribucion potencial actual, tras eliminar las areas deforestadas y teniendo en cuenta la presencia de areas protegidas que garantizan un menor grado de perturbacion humana, las zonas mas recomendables para encontrar nuevas localidades de esta especie serian el centro-sur del Parque Nacional (PN) Iguazu, el oeste del Parque Provincial (PP) Urugua-i y las Reservas Privadas (RP) Tomo, Itacuarahy y Lapacho Cue (Figs.
It has been collected from 15 host plants, Avena sativa (cultivated oat), Saccharum officinalis (sugarcane), Sorghum halepense (Johnson grass), Zea mays (corn), Tritricum aestivun (wheat), Bromus unioloides (rescuegrass) (Poaceae), Dahlia pinnata (dahlia) (Asteraceae), Tabebuia lapacho (yellow palmer trumpettree) (Bignoniaceae), Ipomaea sp.