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Table 3 Antibacterial activity (Diameter of the inhibition zone) of the 5 Tunisian Lamaiaceae plants essential oils and antibiotic *)

From: Correlation between chemical composition and antibacterial activity of some Lamiaceae species essential oils from Tunisia

Essential oilsMicroorganisms
 E. coli
Ecol
S. enterica
Sent
P. aeruginosa
Paer
B. subtilis
Bsub
S. aureus
Saur
S. officinalis11.3a ± 1.27.7a ± 1.27.0a ± 1.017.3b ± 0.68.3a ± 0.6
T. capitatus20.3d ± 0.620.0d ± 1.020.3d ± 0.630.0e ± 1.015.0c ± 1.0
R. officinalis111.0a ± 1.08.7a ± 0.68.3b ± 0.819.3c ± 1.210.0ab ± 1.7
R. officinalis215.3b ± 0.67.7a ± 1.26.0a ± 0.025.3d ± 0.610.3ab ± 0.6
O. majorana14.0b ± 1.014.0b ± 1.06.3a ± 0.66.0a ± 0.012.0b ± 1.0
Gentamicine®17.3c ± 0.617.3c ± 0.616.0c ± 1.024.3d ± 1.221.7d ± 1.5
  1. *Values are means (mm. ± SD) of the triplicate determination
  2. *Values with different letters differ significantly by SNK test (p < 0.05)