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. 2010 Sep 14;15(9):6411–6422. doi: 10.3390/molecules15096411

Table 2.

Antimicrobial activity of the essential oils from N. chinensis and V. officinalis.

Test microorganism N. chinensis oil V. officinalis oil Positive control a
MIC (μg/mL) IC50 (μg/mL) b MIC (μg/mL) IC50 (μg/mL) b MIC (μg/mL) IC50 (μg/mL) b
A . tumefaciens 62.5 36.93 ± 0.51 62.5 40.00 ± 0.53 15 8.34 ± 0.09
E . coli 150 100.23 ± 0.76 200 131.88 ± 3.20 20 10.47 ± 0.31
P . lachrymans 300 236.06 ± 1.62 100 60.05 ± 0.38 15 9.01 ± 0.09
S . typhi murium 400 263.16 ± 2.25 200 144.11 ± 2.70 120 91.46 ± 0.55
X . vesicatoria 100 54.25 ± 0.83 125 78.16 ± 1.09 20 11.62 ± 0.19
B . subtilis 125 91.95 ± 0.09 62.5 48.74 ± 0.65 10 4.98 ± 0.06
S . aureus 200 110.62 ± 2.19 200 123.39 ± 0.66 100 78.60 ± 0.61
S . haemolyticus 100 67.13 ± 0.69 62.5 47.37 ± 0.82 15 7.75 ± 0.16
C. albicans 400 374.72 ± 2.46 200 165.74 ± 1.18 900 713.13 ± 1.49
M. oryzae 500 296.51 ± 2.75 200 142.59 ± 0.77 100 38.44 ± 0.56

a: The positive controls for bacteria, Candida albicans and Magnaporthe oryzae were streptomycin sulfate, amphotericin B and carbendazim, respectively. b: Mean ± standard deviation of three independent experiments (six replicates for each treatment).