Antimicrobial activity of three Mexican Gnaphalium species.
The antibacterial activity of the hexane, ethyl acetate and methanol extracts of the flowers, leaves and stems of Gnaphalium oxyphyllum var. oxyphyllum, G. liebmannii var. monticola and G. viscosum was investigated. The hexane extracts showed in all cases the higher inhibitions, G. oxyphyllum flower extract exhibiting the wider spectrum of activity.
Villagómez-Ibarra
J R
JR
Centro de Investigaciones Químicas, Universidad Autónoma del Estado de Hidalgo, Km. 4.5 Carretera Pachuca-Tulancingo, Unidad Universitaria, C.P. 42076, Pachuca, Hidalgo, Mexico. jrvi@uaeh.reduaeh.mx
Sánchez
M
M
Espejo
O
O
Zúñiga-Estrada
A
A
Torres-Valencia
J M
JM
Joseph-Nathan
P
P
D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D019659:Asteraceae; D001419:Bacteria / Q000187:drug effects*; D004224:Diterpenes / Q000494:pharmacology; D005419:Flavonoids / Q000494:pharmacology; D006801:Humans; D008826:Microbial Sensitivity Tests; D010936:Plant Extracts / Q000494:pharmacology*; D018515:Plant Leaves / Q000737:chemistry; D018547:Plant Stems / Q000737:chemistry
D000900:Anti-Bacterial Agents; D004224:Diterpenes; D005419:Flavonoids; D010936:Plant Extracts