CHEMICAL COMPOSITION AND ANTIBACTERIAL ACTIVITY OF ESSENTIAL OIL OF MENTHA LONGIFOLIA L OF MEKELE, ETHIOPIA
Journal Title: Journal of Biological and Scientific Opinion - Year 2013, Vol 1, Issue 3
Abstract
The constituents of essential oil isolated by hydro distillation of the aerial parts of Mentha longifolia L. Lamiaceae family, from Mekele, Northern Ethiopia was examined by GC-MS. A total of 16 chemical constituents representing 91.6 % in the essential oil of Mentha longifolia were identified by GC-MS analysis. Epizonarene with contribution of 29.7 % was found to be the principal constituent. Other important components identified were: caryophyllene (11.3 %), dimethyl malonate (7.5 %), β-eudesmol (10.3 %) β-cubebene (6.1 %), α-cadinol (6.9 %), β-bourbonene (4.9 %) and α-guaiene (3.8 %). The essential oil of Mentha longifolia showed biological activities against gram positive (Staphylococcus aureus) and gram negative (Escherichia coli) bacteria.
Authors and Affiliations
C R Unnithan, Gebreselassie Halefom , U. Sushen, D. N. Reddy, Amha Woldu, Mehari Muuz
Keywords
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- EP ID EP130999
- DOI 10.7897/2321–6328.01303
- Views 98
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