Composition chimique et activité antibactérienne des huiles essentielles de Rosmarinus officinalis L. De la région de Hammamet (Tébessa-Algérie)

Abstract

Rosemary (Rosmarinus officinalis) is a very abundant species in the area of Hammamet at wilaya of Tébessa at eastern Algeria; it is used in folk medicine, cosmetics and phytopharmacy. The extraction of the essential oil from rosemary was carried out by stripping with steam. Chemical study of these essential oils by GC-MS revealed the richness of the past in 1,8 cinéole compared to other compounds. The activity of the essential oil of Rosmarinus officinalis on three pathogenic bacterial strains (Staphylococcus aureus, Escherichia coli, Acinetobacter sp.) by the technique of aromatogramme shows that the antimicrobial potency of this oil is very important and is characterized by bactericidal raised against germs.