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Table 5 Antibacterial activity of Moringa oleifera extracts on bacterial isolates

From: GC–MS analysis and antibacterial activities of Moringa oleifera leaf extracts on selected clinical bacterial isolates

Test organisms

Aqueous extract concentration

(mg/ml)

Ethanol extract concentration

(mg/ml)

200

100

50

25

200

100

50

25

S. aureus

a6 ± 0.01

a5 ± 0.34

a4 ± 0.17

a3 ± 0.02

a23 ± 0.02

b17 ± 0.32

b15 ± 0.11

b12 ± 0.21

P.. aeruginosa

a5 ± 0.11

a4 ± 0.22

a3 ± 0.23

a2 ± 0.15

a25 ± 0.51

b21 ± 0.20

c17 ± 0.34

d13 ± 0.16

Escherichia coli

a8 ± 0.25

a4 ± 0.32

a4 ± 0.13

a4 ± 0.29

a22 ± 0.48

b16 ± 0.19

b14 ± 0.29

c10 ± 0.32

Salmonella sp.

a5 ± 0.14

a5 ± 0.19

a4 ± 0.07

a3 ± 0.14

a28 ± 0.34

b21 ± 0.24

b19 ± 0.26

c12 ± 0.32

Control (water)

NZI

NZI

NZI

NZI

NZI

NZI

NZI

NZI