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Antimicrobial activity of extracts obtained from the seeds of Vatairea guianensis (Aublet) / Actividad antimicrobiana de extractos obtenidos de las semillas de Vatairea guianensis (Aublet)
Silva, Cléia Tereza Lamarão Da; Mendonça, Lúcia Carla; Monteiro, Marta Chagas; Carvalho, José Carlos Tavares.
  • Silva, Cléia Tereza Lamarão Da; Universidade Federal do Amapá. Centro de Ciências Biológicas e da Saúde. Laboratório de Pesquisa em Fármacos. Macapá. BR
  • Mendonça, Lúcia Carla; Universidade Federal do Pará. Faculdade de Farmacia. Programa de Pós-Graduação em Ciências Farmacêuticas. Belém. BR
  • Monteiro, Marta Chagas; Universidade Federal do Pará. Faculdade de Farmacia. Laboratório de Microbiologia. Belém. BR
  • Carvalho, José Carlos Tavares; Universidade Federal do Amapá. Centro de Ciências Biológicas e da Saúde. Laboratório de Pesquisa em Fármacos. Macapá. BR
Bol. latinoam. Caribe plantas med. aromát ; 10(5): 456-462, sept. 2011. tab
Article in English | LILACS | ID: lil-618827
ABSTRACT
Medicinal plants are widely and culturally used in an empiric way to treat several diseases in the Amazon. Here, Vatairea guianensis, which is used in traditional medicine to treat skin infections, such as cutaneous mycoses, was studied. The present work evaluated the in vitro antibacterial activity of hydroethanolic, hexanic, chloroformic, and methanolic extracts, obtained from the seeds of V. guianensis by the broth microdilution method, to measure their minimal inhibitory concentrations (MICs) and minimal bactericidal concentrations (MBCs) against Gram-positive (Staphylococcus aureus and Enterococcus faecalis) and Gram-negative (Pseudomonas aeruginosa and Salmonella sp.) bacteria. All extracts showed antimicrobial activity against both Gram-positive and Gram-negative bacteria, with MICs ranging from 3.12 ug/mL to 50 ug/mL and MBCs ranging from 6.25 ug/mL to 100 ug/mL. Finally, these results on antimicrobial activity might contribute to the study of V. guianensis and increase the medical interest in this genus, which is still poorly studied.
RESUMEN
Las plantas medicinales son ampliamente utilizados y culturalmente de forma empírica para tratar varias enfermedades en la Amazonía. Aquí, fue estudiado Vatairea guianensis, que se utiliza en la medicina tradicional para tratar infecciones de la piel, como las micosis cutáneas. El presente trabajo se evaluó la actividad in vitro antibacteriana de los extractos hidroetanólico, hexánico, clorofórmico y metanólico, obtenido de las semillas de V. guianensis por el método de microdilución en caldo, para medir su concentración inhibitoria mínima (CIM) y la concentración mínima bactericida (CMB) contra las bacterias Gram-positivas (Staphylococcus aureus y Enterococcus faecalis) y Gram-negativas (Pseudomonas aeruginosa y Salmonella sp.). Todos los extractos mostraron actividad antimicrobiana frente a bacterias Gram-positivas y Gram-negativas, con los CIM que van desde 3,12 ug / ml a 50 ug / mL y CMB que van de 6,25 ug / ml a 100 ug / ml. Por último, estos resultados sobre la actividad antimicrobiana podrían contribuir al estudio de V. guianensis y aumentar el interés médico en este género, que todavía está poco estudiada.
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Seeds / Plant Extracts / Gram-Negative Bacteria / Gram-Positive Bacteria / Fabaceae / Anti-Bacterial Agents Country/Region as subject: South America / Brazil Language: English Journal: Bol. latinoam. Caribe plantas med. aromát Journal subject: Botany / Medicine / Plantas Medicinais / Terapias Complementares Year: 2011 Type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade Federal do Amapá/BR / Universidade Federal do Pará/BR

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Full text: Available Index: LILACS (Americas) Main subject: Seeds / Plant Extracts / Gram-Negative Bacteria / Gram-Positive Bacteria / Fabaceae / Anti-Bacterial Agents Country/Region as subject: South America / Brazil Language: English Journal: Bol. latinoam. Caribe plantas med. aromát Journal subject: Botany / Medicine / Plantas Medicinais / Terapias Complementares Year: 2011 Type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade Federal do Amapá/BR / Universidade Federal do Pará/BR