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Table 7 Minimum inhibitory concentrations (MICs) and zones of inhibition (at a concentration of 200 μg/mL around a 6 mm disc diameter) of the essential oil and resin of Commiphora guidottii as compared with ciprofloxacin

From: Evaluation of the wound healing property of Commiphora guidottii Chiov. ex. Guid.

Bacterial strain

MIC (μg/mL)*

Zone of inhibition (mm)

Oil

Resin

Oil**

Resin**

Ciprofloxacin.

Bacillus pumilus 82

50

200

10.5 (55.3)

11.0 (57.9)

19.0

B. subtilis ATCC6633

100

200

10.0 (55.6)

11.0 (61.1)

18.0

Escherichia coli 3:37C

25

25

14.5 (93.5)

14.5 (93.5)

15.5

E. coli 306

25

25

15.5 (93.9)

14.5 (87.9)

16.5

E. coli 872

25

25

15.5 (96.9)

14.0 (87.5)

16.0

E. coli CD/99/1

25

25

16.0 (94.1)

15.0 (88.2)

17.0

E. coli K88

25

25

16.5 (97.1)

14.5 (85.3)

17.0

E. coli K99

25

25

16.5 (97.1)

14.0 (85.3)

16.0

E. coli LT37

25

25

15.0 (93.8)

14.0 (87.5)

16.0

E. coli ROW 7/12

25

25

16.0 (97.0)

14.0 (84.8)

16.5

Salmonella typhi Ty2

10

25

15.5 (96.9)

16.0 (100.0)

16.0

Shigella boydii D13629

50

100

16.5 (82.5)

14.5 (72.5)

20.0

S. dysentery 1

50

100

16.5 (80.5)

14.5 (70.7)

20.5

S. dysentery 8

50

100

17.0 (81.0)

14.5 (69.0)

21.0

S. flexneri Type 6

50

100

16.5 (80.5)

15.0 (73.2)

20.5

S. soneii 1

50

100

16.0 (82.1)

14.0 (71.8)

19.5

Staphylococcus aureus ML 267

25

50

11.0 (61.1)

15.0 (83.3)

18.0

Vibrio cholerae 85

10

25

16.5 (91.7)

16.0 (88.9)

18.0

V. cholerae 293

10

25

16.5 (94.3)

16.0 (91.4)

17.5

V. cholerae 1313

10

25

16.0 (94.1)

15.5 (91.2)

17.0

V. cholerae 1315

10

25

17.0 (94.4)

16.5 (91.7)

18.0

  1. *MICs are expressed as an average from three independent experiments, each performed in triplicate. **Values in parenthesis indicate % activity of the test samples compared with that of ciprofloxacin