Antibacterial and cytotoxic activity of Kenyan medicinal plants
Mem. Inst. Oswaldo Cruz
; 103(7): 650-652, Nov. 2008. tab
Article
em En
| LILACS
| ID: lil-498372
Biblioteca responsável:
BR1.1
ABSTRACT
Seven medicinal plant extracts traditionally used in Kenya, mainly for management of infectious conditions, were chosen and screened for their antibacterial activity against Gram-negative (Pseudomonas aeruginosa and Escherichia coli) and Gram-positive (Bacillus cereus and Staphylococcus aureus) bacteria. Antibacterial activity was tested using the broth dilution method. Harrisonia abyssinica and Terminalia kilimandscharica extracts showed significant activity against Gram+ and Gram- bacteria. The methanolic extracts of T. kilimandscharica bark and H. abyssinica bark and leaves showed minimum inhibitory activity against all tested bacteria, with minimal inhibitory concentrations ranging from 25-150 mg/mL. Ajuga remota and Amaranthus hybridus, which are lethal to brine shrimp nauplii, showed significantly lower antibacterial activity than those that were relatively non-toxic.
Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
LILACS
Assunto principal:
Plantas Medicinais
/
Extratos Vegetais
/
Bactérias Gram-Negativas
/
Bactérias Gram-Positivas
/
Antibacterianos
Limite:
Animals
País/Região como assunto:
Africa
Idioma:
En
Revista:
Mem. Inst. Oswaldo Cruz
Assunto da revista:
MEDICINA TROPICAL
/
PARASITOLOGIA
Ano de publicação:
2008
Tipo de documento:
Article
País de afiliação:
Quênia
País de publicação:
Brasil