Topical antiinflammatory activity and chemical composition of the epicuticular wax from the leaves of Eugenia beaurepaireana (Myrtaceae)
In order to verify the topical antiinflammatory effect of epicuticular wax from leaves of Eugenia beaurepaireana, it was tested in mice croton oil-induced inflammation. Our findings show that topical application of Eugenia beaurepaireana epicuticular wax was significantly active in inhibiting both o...
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Universidade de São Paulo
2009-03-01
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doaj-b83bfbc70a214c14b61252375ca2f25f2020-11-24T20:42:59ZengUniversidade de São PauloBrazilian Journal of Pharmaceutical Sciences1984-82502175-97902009-03-0145117117610.1590/S1984-82502009000100021Topical antiinflammatory activity and chemical composition of the epicuticular wax from the leaves of Eugenia beaurepaireana (Myrtaceae)Michele Debiasi Alberton MaginaEvelise Fernades PietrovskiFranciane GomigDaniel de Barcellos FalkenbergDaniela Almeida CabriniMichel Fleith OtukiMoacir Geraldo PizzollatiInês Maria Costa BrighenteIn order to verify the topical antiinflammatory effect of epicuticular wax from leaves of Eugenia beaurepaireana, it was tested in mice croton oil-induced inflammation. Our findings show that topical application of Eugenia beaurepaireana epicuticular wax was significantly active in inhibiting both oedema (Inhibitory dose 50 % (ID50) = 0.31 (0.26 - 0.39) mg.ear -1, inhibition = 79 ± 6 %) and tissue myeloperoxidase activity (indicative of polymorphonuclear leukocytes influx) (ID50 =0.34 (0.20 - 0.41) mg.ear -1, inhibition = 77 ± 4 %) in mice ear treated with croton oil. Two main compounds were detected on epicuticular wax of E. beaurepaireana. These compounds were identified as α- and β-amyrin by flame ionization detection (GC-FID) and spectroscopic methods (IR, NMR ¹H and 13C). In conclusion, the results indicate a topical antiinflammatory activity for the Eugenia specie studied and, that, at least in part, α- and β-amyrin are responsible for this activity.<br>A atividade antiinflamatória tópica da cera epicuticular das folhas de Eugenia beaurepaireana foi avaliada pelo modelo do edema de orelha induzido pelo óleo de cróton em camundongos. Os resultados do estudo mostram que a aplicação tópica da cera epicuticular de Eugenia beaurepaireana inibiu significativamente a formação do edema (Dose inibitória 50 % (DI50) = 0,31 (0,26 - 0,39) mg.orelha-1, inibição = 79 ± 6 %) e a atividade da mieloperoxidase tissular (indicativo do influxo de leucócitos polimorfonucleares) (DI50 =0,34 (0,20 - 0,41) mg.orelha-1, inibição = 77 ± 4 %) em camundongos tratados com o óleo de cróton. Dois compostos majoritários foram detectados e isolados da cera epicuticular de E. beaurepaireana. Estes compostos foram identificados como os triterpenos α-amirina e β-amirina, através de técnicas cromatográficas (CG-FID) e espectroscópicas (IV, RMN ¹H e 13C). Em conclusão, os resultados indicam que a espécie E. beaurepaireana apresenta um efeito antiinflamatório tópico relevante, sendo os compostos α-amirina e β-amirina responsáveis, pelo menos em parte, por esta atividade.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502009000100021Eugenia beaurepaireanaα-amirinaβ-amirinaCera epicuticularEdema de orelhaEugenia beaurepaireanaα-amyrinβ-amyrinEpicuticular waxEar oedema |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Michele Debiasi Alberton Magina Evelise Fernades Pietrovski Franciane Gomig Daniel de Barcellos Falkenberg Daniela Almeida Cabrini Michel Fleith Otuki Moacir Geraldo Pizzollati Inês Maria Costa Brighente |
spellingShingle |
Michele Debiasi Alberton Magina Evelise Fernades Pietrovski Franciane Gomig Daniel de Barcellos Falkenberg Daniela Almeida Cabrini Michel Fleith Otuki Moacir Geraldo Pizzollati Inês Maria Costa Brighente Topical antiinflammatory activity and chemical composition of the epicuticular wax from the leaves of Eugenia beaurepaireana (Myrtaceae) Brazilian Journal of Pharmaceutical Sciences Eugenia beaurepaireana α-amirina β-amirina Cera epicuticular Edema de orelha Eugenia beaurepaireana α-amyrin β-amyrin Epicuticular wax Ear oedema |
author_facet |
Michele Debiasi Alberton Magina Evelise Fernades Pietrovski Franciane Gomig Daniel de Barcellos Falkenberg Daniela Almeida Cabrini Michel Fleith Otuki Moacir Geraldo Pizzollati Inês Maria Costa Brighente |
author_sort |
Michele Debiasi Alberton Magina |
title |
Topical antiinflammatory activity and chemical composition of the epicuticular wax from the leaves of Eugenia beaurepaireana (Myrtaceae) |
title_short |
Topical antiinflammatory activity and chemical composition of the epicuticular wax from the leaves of Eugenia beaurepaireana (Myrtaceae) |
title_full |
Topical antiinflammatory activity and chemical composition of the epicuticular wax from the leaves of Eugenia beaurepaireana (Myrtaceae) |
title_fullStr |
Topical antiinflammatory activity and chemical composition of the epicuticular wax from the leaves of Eugenia beaurepaireana (Myrtaceae) |
title_full_unstemmed |
Topical antiinflammatory activity and chemical composition of the epicuticular wax from the leaves of Eugenia beaurepaireana (Myrtaceae) |
title_sort |
topical antiinflammatory activity and chemical composition of the epicuticular wax from the leaves of eugenia beaurepaireana (myrtaceae) |
publisher |
Universidade de São Paulo |
series |
Brazilian Journal of Pharmaceutical Sciences |
issn |
1984-8250 2175-9790 |
publishDate |
2009-03-01 |
description |
In order to verify the topical antiinflammatory effect of epicuticular wax from leaves of Eugenia beaurepaireana, it was tested in mice croton oil-induced inflammation. Our findings show that topical application of Eugenia beaurepaireana epicuticular wax was significantly active in inhibiting both oedema (Inhibitory dose 50 % (ID50) = 0.31 (0.26 - 0.39) mg.ear -1, inhibition = 79 ± 6 %) and tissue myeloperoxidase activity (indicative of polymorphonuclear leukocytes influx) (ID50 =0.34 (0.20 - 0.41) mg.ear -1, inhibition = 77 ± 4 %) in mice ear treated with croton oil. Two main compounds were detected on epicuticular wax of E. beaurepaireana. These compounds were identified as α- and β-amyrin by flame ionization detection (GC-FID) and spectroscopic methods (IR, NMR ¹H and 13C). In conclusion, the results indicate a topical antiinflammatory activity for the Eugenia specie studied and, that, at least in part, α- and β-amyrin are responsible for this activity.<br>A atividade antiinflamatória tópica da cera epicuticular das folhas de Eugenia beaurepaireana foi avaliada pelo modelo do edema de orelha induzido pelo óleo de cróton em camundongos. Os resultados do estudo mostram que a aplicação tópica da cera epicuticular de Eugenia beaurepaireana inibiu significativamente a formação do edema (Dose inibitória 50 % (DI50) = 0,31 (0,26 - 0,39) mg.orelha-1, inibição = 79 ± 6 %) e a atividade da mieloperoxidase tissular (indicativo do influxo de leucócitos polimorfonucleares) (DI50 =0,34 (0,20 - 0,41) mg.orelha-1, inibição = 77 ± 4 %) em camundongos tratados com o óleo de cróton. Dois compostos majoritários foram detectados e isolados da cera epicuticular de E. beaurepaireana. Estes compostos foram identificados como os triterpenos α-amirina e β-amirina, através de técnicas cromatográficas (CG-FID) e espectroscópicas (IV, RMN ¹H e 13C). Em conclusão, os resultados indicam que a espécie E. beaurepaireana apresenta um efeito antiinflamatório tópico relevante, sendo os compostos α-amirina e β-amirina responsáveis, pelo menos em parte, por esta atividade. |
topic |
Eugenia beaurepaireana α-amirina β-amirina Cera epicuticular Edema de orelha Eugenia beaurepaireana α-amyrin β-amyrin Epicuticular wax Ear oedema |
url |
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502009000100021 |
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