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Central activities of hydroalcoholic extract from Lafoensia pacari A. St.-Hil. stem bark / Atividades centrais do extrato de Lafoensia pacari A. St.- Hil. da casca do caule
Galdino, Pablinny Moreira; Nascimento, Marcus Vinícius Mariano; Sousa, Fábio Borges de; Ferreira, Reginaldo Nassar; Paula, José Realino de; Costa, Elson Alves.
  • Galdino, Pablinny Moreira; Federal University of Goiás. Institute of Biological Sciences. Laboratory of Pharmacology of Natural Products.
  • Nascimento, Marcus Vinícius Mariano; Federal University of Goiás. Institute of Biological Sciences. Laboratory of Pharmacology of Natural Products.
  • Sousa, Fábio Borges de; Federal University of Goiás. Institute of Biological Sciences. Laboratory of Pharmacology of Natural Products.
  • Ferreira, Reginaldo Nassar; Federal University of Goiás. Institute of Biological Sciences. Laboratory of Pharmacology of Natural Products.
  • Paula, José Realino de; Federal University of Goiás. Pharmacy Faculty. Research Laboratory of Natural Products.
  • Costa, Elson Alves; Federal University of Goiás. Institute of Biological Sciences. Laboratory of Pharmacology of Natural Products.
Braz. j. pharm. sci ; 46(3): 455-462, July-Sept. 2010. ilus, tab
Article in English | LILACS | ID: lil-564911
ABSTRACT
Lafoensia pacari A. St.-Hil. can be found from Amapá to Rio Grande do Sul states, and also in Paraguay and Bolivia. It is popularly known as pacari or mangava-brava and is used to promote weight loss, as an anti-thermal or tonic, to treat gastritis, ulcers, scarring, itching, discouragement, and cancer. In the open field tests, the hydroalcoholic extract from L. pacari stem bark (HEP) decreased the number of rearings, number of invaded squares, and increased immobility time compared to control animals. In the pentobarbital-induced sleep time test, HEP decreased latency time to sleep and increased sleeping time. In the rota-rod test, no changes in the studied parameters were observed. In the elevated plus maze, HEP increased the percentage time and percentage entries in the open arms, indicating that this extract exerts an anxiolytic-like activity.
RESUMO
Lafoensia pacari A. St.-Hil., uma espécie vegetal presente no Brasil, do Amapá ao Rio Grande do Sul, no Paraguai e na Bolívia, é popularmente conhecida como pacari ou mangava-brava e é utilizada como emagrecedor, cicatrizante, antitérmico, tônico e para tratar gastrite, úlcera, coceira, desânimo e câncer. No teste do campo aberto, o tratamento com o extrato hidro-alcoólico de pacari (HEP) reduziu o número de rearings e o número de quadrados invadidos além de aumentar o tempo de imobilidade dos animais em relação ao controle. No sono induzido por pentobarbital sódico o tratamento com HEP causou redução na latência e aumento na duração do sono. No rota-rod, o tratamento com HEP não alterou os parâmetros observados. No teste de labirinto em cruz elevado, com o tratamento com HEP foi observado aumento do percentual do tempo de permanência e de entradas nos braços abertos, caracterizando uma atividade tipo ansiolítica.
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Full text: Available Index: LILACS (Americas) Main subject: Plant Extracts / Hydroalcoholic Solution / Plant Roots / Plant Bark / Higher Nervous Activity Type of study: Evaluation studies Limits: Animals Language: English Journal: Braz. j. pharm. sci Year: 2010 Type: Article Affiliation country: Brazil

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Full text: Available Index: LILACS (Americas) Main subject: Plant Extracts / Hydroalcoholic Solution / Plant Roots / Plant Bark / Higher Nervous Activity Type of study: Evaluation studies Limits: Animals Language: English Journal: Braz. j. pharm. sci Year: 2010 Type: Article Affiliation country: Brazil