Antipyretic and anti-inflammatory properties of the ethanolic extract, dichloromethane fraction and costunolide from Magnolia ovata (Magnoliaceae)

Magnolia ovata (A.St.-Hil.) Spreng (formerly Talauma ovata), known as “pinha-do-brejo” or “baguaçu”, is a large tree widely distributed in Brazil. Its trunk bark has been used in folk medicine against fever. However, no data have been published to support the antipyretic ethnopharmacological use. Th...

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Published in:Journal of ethnopharmacology Vol. 124; no. 3; pp. 369 - 376
Main Authors: Kassuya, Cândida Aparecida Leite, Cremoneze, Aline, Barros, Letícia Ferrari Lemos, Simas, Alex Sandro, da Rocha Lapa, Fernanda, Mello-Silva, Renato, Stefanello, Maria Élida Alves, Zampronio, Aleksander Roberto
Format: Journal Article
Language:English
Published: Shannon Elsevier Ireland Ltd 30-07-2009
Amsterdam; New York: Elsevier
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Summary:Magnolia ovata (A.St.-Hil.) Spreng (formerly Talauma ovata), known as “pinha-do-brejo” or “baguaçu”, is a large tree widely distributed in Brazil. Its trunk bark has been used in folk medicine against fever. However, no data have been published to support the antipyretic ethnopharmacological use. This study investigated the antipyretic and anti-inflammatory effects of the ethanolic extract (EEMO), dichloromethane fraction (DCM), and the isolated compound costunolide. The antipyretic and anti-inflammatory activities were evaluated in experimental models of fever and inflammation in mice. The oral administration of EEMO, DCM and costunolide inhibited carrageenan (Cg)-induced paw oedema (ID 50 72.35 (38.64–135.46) mg/kg, 5.8 (2.41–14.04) mg/kg and 0.18 (0.12–0.27) mg/kg, respectively) and was effective in abolishing lipopolysaccharide (LPS)-induced fever (30 mg/kg, 4.5 mg/kg and 0.15 mg/kg, respectively). EEMO was also effective in reducing cell migration in the pleurisy model. Intraplantar injection of costunolide also reduced the paw oedema, myeloperoxidase and N-acetyl-glucosaminidase activity induced by Cg in mice. Collectively, these results show, for the first time, that extracts obtained from Magnolia ovata possess antipyretic and anti-inflammatory properties, and costunolide appears to be the compound responsible for these effects.
Bibliography:http://dx.doi.org/10.1016/j.jep.2009.06.003
ObjectType-Article-1
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ISSN:0378-8741
1872-7573
DOI:10.1016/j.jep.2009.06.003