EVALUATION OF EFFECTS OF ESSENTIAL OIL OF THREE SPECIES THYMUS ON E.COLI , PESUDOMONAS AERUGINOSA, STAPHYLOCOCCUS AUREUS AND CANDIDA ALBICANS AND COMPARE EFFECT OF ANTIMICROBIAL AGENT

Background and Aim:Thymus used as a medicinally plant from 16 century. Important effective material in the thymus is compounds phenoly of thymol and carvacrol. Essential oil of thymus is a yellow or purple liquid with pleasant smell and hot taste.Methods:For compare thymus antimicrobial agents with antibiotics, after to prepare essential oil of thymus with use of way of disk diffusion for bacterial and fungal, compare result of strains antibiogram. We put on disks of antibiogram on culture media and it incubatied in 24 hours at 37c. Then We report Inhibitory Zone to mm.Results:Results of this study showed that Inhibitory Zone in essential oil Thymus transcaspicus for E.coli, Pesudomonas aeruginosa, staphylococcus aureus and candida albicans in order to 17, 24, 10, and 26 mm. Ampicillin antibiotic for E.coli, Pesudomonas aeruginosa and staphylococcus aureus in order to 18, 29 and 0 mm. Gentamicin antibiotic for E.coli, Pesudomonas aeruginosa and staphylococcus aureus in order to 21, 18 and 16 mm.Conclusion:This essential oils had good antibacterial effect on E.coli, staphylococcus aureus and candida albicans, but this essential oils not much effect on the Pesudomonas aeruginosa

Keywords:

Thymus , Antibacterial activity