Antimicrobial activity of ethyl acetate extract and essential oil from bark of Laurelia sempervirens against multiresistant bacteria / Actividad antimicrobiana del extracto acetato de etilo y aceite esencial de corteza de Laurelia sempervirens contra bacterias multirresistentes
Bol. latinoam. Caribe plantas med. aromát
; 11(4): 306-315, jul. 2012. tab, graf
Article
in English
| LILACS
| ID: lil-648048
Responsible library:
CL1.1
ABSTRACT
Context Laurelia sempervirens (R. et P.) Tul., is an evergreen tree that growths in southern Chile, its leaves and bark are used in folk medicine as an infusion. Objective:
The antimicrobial activities of the essential oil and ethyl acetate extract obtained from the bark of Laurelia sempervirens were investigated. Materials andmethods:
Ethyl acetate extract and essential oil were analyzed by GC- mass and the antimicrobial activity was investigated against gram positive and gram negative bacteria.Results:
The extract and essential oil showed a strong antimicrobial activity against bacteria such as Acinetobacter baumanii, a relevant world nosocomial pathogen Discussion andconclusion:
These findings demonstrate that the ethyl acetate extract and essential oil of L.sempervirens bark have excellent antimicrobial activities and thus have great potential as a source for natural health products.RESUMEN
Contexto:
Laurelia sempervirens (R. et P.) Tul., es un árbol de hoja perenne que crece en el sur de Chile, sus hojas y corteza se utilizan en medicina popular como infusión.Objetivo:
Investigar la actividad antimicrobiana del aceite esencial y el extracto de acetato de etilo obtenido de la corteza de Laurelia sempervirens. Materiales ymétodos:
El extracto de acetato de etilo y el aceite esencial se analizaron por GC-masa y la actividad antimicrobiana se analizó contra bacterias gram positivas y gram negativas.Resultados:
El extracto y aceite esencial evidenció una fuerte actividad antimicrobiana frente a la bacteria, Acinetobacter baumanii patógeno que causa infecciones nosocomiales de relevancia mundial. Discusión yconclusiones:
Estos hallazgos demuestran que el extracto de acetato de etilo y aceite esencial de corteza de L.sempervirens tienen excelentes actividades antimicrobianas y por lo tanto tienen un gran potencial como fuente de productos naturales para la salud.
Full text:
Available
Collection:
International databases
Database:
LILACS
Main subject:
Bacteria
/
Oils, Volatile
/
Plant Leaves
/
Laurus
/
Anti-Infective Agents
Country/Region as subject:
South America
/
Chile
Language:
English
Journal:
Bol. latinoam. Caribe plantas med. aromát
Journal subject:
Botany
/
Medicine
/
Plantas Medicinais
/
Terapias Complementares
Year:
2012
Document type:
Article
/
Project document
Affiliation country:
Chile
Institution/Affiliation country:
Universidad Andrés Bello/CL
/
Universidad Austral de Chile/CL
/
Universidad Técnica Federico Santa María/CL
/
Universidad de Valparaíso/CL
/
Universidad del Bio-Bio/CL