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Table 4 Zone of inhibition (mean ± SD, n = 3) of the plants extracts in mm

From: Antibacterial efficacy of local plants and their contribution to public health in rural Ethiopia

Extracts

Bacteria strains

E.coli

S. aureus

P. aeruginosa

Salmonella spp.

Isolate

Ref.

Isolate

Ref.

Isolate

Ref.

Isolate

Ref.

P.dodecandra fruits

9.7 ± 0.6

11.3 ± 1.5

10.3 ± 2.1

12.3 ± 2.3

9.3 ± 2.5

12.0 ± 1.0

11.0 ± 1.0

16.3 ± 0.6

G. ferruginea leaf

10.0 ± 1.0

12 ± 0.0

9.7 ± 0.6

11.7 ± 0.6

9.0 ± 1.0

10.7 ± 1.5

11.0 ± 1.0

14.3 ± 0.6

G. ferruginea bark

8.0 ± 1.0

12.0 ± 2.6

9.0 ± 1.0

11.3 ± 2.9

9.7 ± 2.5

10.3 ± 1.2

9.3 ± 0.6

16.7 ± 1.2

R. nepalensis leaf

9.0 ± 1.0

10.3 ± 0.6

9.0 ± 1.0

12.0 ± 3.5

NI

NI

10.0 ± 1.0

20.7 ± 5.5

Phenol

7.3 ± 0.6

8.7 ± 1.5

8.0 ± 1.0

8.7 ± 1.2

7.7 ± 0.6

8.0 ± 1.7

5.0 ± 4.4

5.0 ± 4.4

DMSO

0

0

0

0

0

0

0

0

  1. Key: ± SD = Standard Deviation, Ref. = Reference bacteria strain, NI = No Zone of inhibition, n = number of replicates