Antibacterial effect of crude herbal, aqueous extracts and oil of Thyme on Staphylococcus aureus in laboratory

Abstract

Objective: The aim ofthis study was to establish th€ antibacterial activity ofthe extracts ofThymus r.ulgaris against staphylococcus aureus in vitro. The antibacterial activity of different concentrations in (0.25%,0.5o/o,l%,2yo) of the dried leaves and flowering tops and oil ofThymus vulgaris were examined on fifty five isolates of staphylococcus aureus that isolated fiom different samples (gingival , saliva and dental caries swabs) from patients of dental clinics of College of Dentistry in Al-Anbar University . Material and method Antimicrobial effects of thyme was detected by four different methods by adding crude extracts of thyme directly to the nutrient agar medium, disc diffusion method saturated with 20mglml aqueous extract, disc diffusion method and agar diffusion method with different concentration of thyme oil (0.25%,0.5%,1%,2%) .