Skip to main content
. 2011 Nov 25;16(12):9827–9837. doi: 10.3390/molecules16129827

Table 2.

Antimicrobial activity of two essential oils (from E. uniflora and P. trunciflora) evaluated by the disk diffusion method (IZ) and minimal inhibitory concentration (MIC).

Strains Eugenia uniflora Plinia trunciflora Positive control
IZ MIC IZ MIC MIC
(mm) (mg/mL) (mm) (mg/mL) (mg/mL)
S. equi 1.4 7.50 (55 ± 6%) 1.4 0.12 (94 ± 3%) 0.025 **
S. epidermidis 1.6 7.50 (87 ± 2%) 1.6 0.12 (95 ± 4%) 0.400 **
C. dubliniensis 1.4 0.23 (93 ± 22%) 1.2 0.06 (99 ± 5%) 0.006 *
C. tropicalis 1.4 0.90 (85 ± 1%) - - 0.050 *
C. albicans 1.4 1.80 (93 ± 1%) 1.4 0.06 (82 ± 6%) 0.025 *
C. glabrata 1.6 0.93 (85 ± 8%) 1.4 0.12 (100 ± 0%) 0.050 *
C. parapsilosis 1.4 3.75 (85 ± 1%) 1.4 0.12 (98 ± 5%) 0.006 *
C. grubii (serotype A) 1.6 0.45 (89 ± 2%) 1.6 0.12 (97 ± 7%) 0.013 *
C. gattii (serotype C) 1.6 1.80 (75 ± 21%) 1.2 0.12 (98 ± 4%) 0.025 *
C. gattii (serotype B) 1.6 0.22 (99 ± 3%) - - 0.006 *
C. neoformans (serotype D) 1.6 0.11 (87 ± 13%) - - 0.006 *
S. cerevisiae 1.6 0.22 (91 ± 12%) 1.6 0.12 (100 ± 0%) 0.013 *
Negative control 1.0 NA 1.0 NA NA

Numbers in parenthesis represent the average percentage inhibition (three repetitions) and standard deviation at each MIC; Legend: * fluconazole; ** chloramfenicol; - no biological activity detected; NA, does not apply.