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O óleo essencial do caule de Vanillosmopsis arborea atenua a dor visceral em camundongos / Attenuation of visceral pain in mice by the essential oil from Vanillosmopsis arborea bark
Leite, Gerlânia de Oliveira; Sampaio, Renata Souza; Leite, Laura Hévila Inocêncio; Menezes, Irwin Rose Alencar de; Costa, José Galberto Martins da; Campos, Adriana Rolim.
  • Leite, Gerlânia de Oliveira; Regional University of Cariri. Crato. BR
  • Sampaio, Renata Souza; Regional University of Cariri. Crato. BR
  • Leite, Laura Hévila Inocêncio; Regional University of Cariri. Crato. BR
  • Menezes, Irwin Rose Alencar de; Regional University of Cariri. Crato. BR
  • Costa, José Galberto Martins da; Regional University of Cariri. Crato. BR
  • Campos, Adriana Rolim; University of Fortaleza. Fortaleza. BR
Rev. dor ; 12(1)jan.-mar. 2011.
Article in Portuguese | LILACS | ID: lil-580969
ABSTRACT
BACKGROUND AND

OBJECTIVES:

Vanillosmopsis arborea Baker (Asteraceae) has high economic value and anti-inflammatory properties due the presence of alpha bisabololin its bark essential oil. Keeping in view the highcontent of ?-bisabolol in Vanillosmopsis arborea (EOVA) bark essential oil, the aim of our study was to determinewhether EOVA mitigates visceral nociception induced bydifferent noxious gents.

METHOD:

Mice (n = 8) were pretreated orally with EOVA (100, 200 e 400 mg/kg) or vehicle, and pain-related behavioral responses to intraperitoneal cyclophosphamide (CPM 400 mg/kg), intracolonic mustard oil (MO0.75%) or capsaicin (CAP 0.3%) were analyzed.

RESULTS:

Animals that received CFM, OM or CAP presented spontaneous nociceptive behaviors that were signifi cantly suppressed by EOVA.

CONCLUSION:

These fi ndings point to visceral antinociceptive properties of EOVA suggesting the potential use of Vanillosmopsis arborea to treat pain associated to gastrointestinal disorders
RESUMO
JUSTIFICATIVA E

OBJETIVOS:

Vanillosmopsis arborea Baker (Asteraceae) de reconhecido valor econômico que possui propriedades anti-inflamatórias provenientes do sesquiterpeno alfa-bisabolol, presente em teores elevados no óleo essencial de sua madeira. Considerando-se o alto teor de ?-bisabolol no óleo essencialdo caule de Vanillosmopsis arborea (OEVA). O objetivo deste estudo foi determinar o efeito do OEVA na nocicepção visceral induzida por diversos agentes irritantes.

MÉTODO:

Camundongos (n = 8) foram pré-tratados por via oral com EOVA (100, 200 e 400 mg/kg) ou veículo e as respostas comportamentais devido a administração de ciclofosfamida (CFM 400 mg/kg; por via intraperitoneal), óleo de mostarda (OM 0,75%; intracolônico) ou capsaicina (CAP 0,3%; intracolônica) foram registradas.

RESULTADOS:

Os animais que receberam CFM, OM ou CAP manifestaram comportamentos nociceptivos espontâneos que foram significativamente suprimidos nosgrupos tratados com OEVA.

CONCLUSÃO:

Estes achados apontam a propriedade antinociceptiva visceral do óleo essencial do caule de Vanillosmopsis arborea indicando o uso potencial no alívio da dor associada às desordens gastrintestinais.
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Oils, Volatile / Asteraceae Limits: Animals Language: Portuguese Journal: Rev. dor Journal subject: Psychophysiology / Therapeutics Year: 2011 Type: Article Affiliation country: Brazil Institution/Affiliation country: Regional University of Cariri/BR / University of Fortaleza/BR

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Full text: Available Index: LILACS (Americas) Main subject: Oils, Volatile / Asteraceae Limits: Animals Language: Portuguese Journal: Rev. dor Journal subject: Psychophysiology / Therapeutics Year: 2011 Type: Article Affiliation country: Brazil Institution/Affiliation country: Regional University of Cariri/BR / University of Fortaleza/BR