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Analgesic and anti-inflammatory properties of essential oil from Ageratum fastigiatum BABT
Del-Vechio-Vieira,Glauciemar; Sousa,Orlando Vieira de; Miranda,Mariza Abreu; Senna-Valle,Luci; Kaplan,Maria Auxiliadora Coelho.
The chemical composition, analgesic and anti-inflammatory properties of essential oil from Ageratum fastigiatum were investigated. The main compounds found in the essential oil were germacrene D, α-humulene and β-cedrene. The oil, with LD50 of 2.50 g/kg, inhibited the acetic acid-induced writhing at the dose of 200 mg/kg. In the formalin test, the oil inhibited the first phase (200 mg/kg) and the second phase (100 mg/kg and 200 mg/kg). In the hot plate test, after 30 and 60 min of treatment the doses of 100 and 200 mg/kg increased the reaction time. The antiedematogenic effect, reduction on the exudate volume and leukocyte mobilization were observed at the doses of 100 and 200 mg/kg. The results indicated that A. fastigiatum possessed the analgesic and...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Ageratum fastigiatum; Essential oil; Nociception; Inflammation.
Ano: 2009 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132009000500008
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In vivo evaluation of the mutagenic potential and phytochemical characterization of oleoresin from Copaifera duckei Dwyer Genet. Mol. Biol.
Maistro,Edson Luis; Carvalho,José Carlos Tavares; Cascon,Vera; Kaplan,Maria Auxiliadora Coelho.
We characterized the chemical constituents of Copaifera duckei oleoresin and used dermal application to Wistar rats to evaluated its possible mutagenic and cytotoxic activities on peripheral blood reticulocytes and bone marrow cells. Chemical characterization of the oleoresin revealed the presence of sesquiterpene hydrocarbons, an unidentified neutral diterpene and diterpene acids. To evaluate mutagenicity evaluation the rats were treated with 10, 25 and 50% of the LD50 dose of the oleoresin for three consecutive days and peripheral blood collected after 0, 24, 48 and 72 h for micronucleus analysis. The rats were humanly sacrificed 24 hours after the last treatment and chromosome preparations made using standard techniques. At the three concentrations and...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Copaifera duckei (Caesalpinaceae); Phytochemical characterization; Micronucleus test; Chromosome aberrations; Cytotoxic effect.
Ano: 2005 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572005000500028
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