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. 2013 Oct 14;13:265. doi: 10.1186/1472-6882-13-265

Table 2.

Efficacy of main components and reference standards of indigenous essential oils against tested bacteria using TLC-bioautography

Bacterial strains
 Essential oilsa
 
 C. cyminum
 C. verum
 A. subulatum
 S. aromaticum
  Cumin aldehyde Rfb,c 0.55 Cumin aldehyde standard Cinnam aldehyde Rfb,c 0.45 Cinnam aldehyde standard Eucalyptol Rfb,c 0.52 Eucalyptol standard Eugenol Rfb,c 0.22 Eugenol standard
S. typhi D1
 20.0 ± 0.57d
 17.0 ± 0.57
 24.6 ± 0.33*
 24.0 ± 0.57*
 25.0 ± 0.57*
 22.3 ± 0.33
 22.0 ± 0.57
 24.6 ± 0.66*
S. typhi G7
 20.1 ± 0.60
 18.5 ± 0.86
 26.5 ± 0.28*
 25.6 ± 0.66*
 25.5 ± 0.28*
 23.0 ± 0.57
 21.5 ± 0.28
 21.0 ± 0.57
S. para typhi A
 24.5 ± 0.28
 22.0 ± 0.1
 25.5 ± 0.28
 22.3 ± 0.33
 24.6 ± 0.33
 23.0 ± 0.57
 20.0 ± 0.57
 22.3 ± 0.88*
E. coli SS1
 9.33 ± 0.33
 8.66 ± 0.33
 Re
 Re
 9.33 ± 0.33
 11.3 ± 0.66
 29 ± 0.57
 31.6 ± 0.88*
S. aureus
 12.0 ± 0.86
 11.8 ± 0.60
 23.5 ± 0.28*
 23.16 ± 0.60*
 Re
 Re
 22.6 ± 0.88*
 25.3 ± 0.66*
B. licheni formis
 15.6 ± 2.18
 18.6 ± 2.66
 32.6 ± 1.20*
 31.6 ± 0.88*
 20.3 ± 0.88
 19.6 ± 0.88
 16.3 ± 0.33
 19.3 ± 0.33
P. fluores cens Re Re 15 ± 0.57 17.6 ± 0.33* Re Re Re Re

adiameter zone of growth inhibition were presented as mean ± S.E. in mm; bretardation factor; cmobile phase: n-hexane, ethyl acetate (9:1 v/v); deach value is presented as mean of three replicate; eresistant; *showed significant (p <0.05) values.