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Table 2 Antibacterial activity of the pure compounds 1–5

From: Antibacterial activities of triterpenoidal compounds isolated from Calothamnus quadrifidus leaves

Bacteria

Compound

Positive control

1

2

3

4

5

Gram + ve

     

Ampicillin

S.aureus

11.03 ± 0.45

9.37 ± 0.32

13.6 ± 0.18

14.5 ± 0.45

10.03 ± 0.95

24.13 ± 1.21

B.subtilis

10.17 ± 0.26

10.65 ± 0.46

12.5 ± 0.44

11.87 ± 0.65

11.18 ± 0.51

25.97 ± 0.95

Gram - ve

     

Gentamycin

S.typhimurium

8.70 ± 0.79

9.78 ± 0.65

11.09 ± 0.13

15.02 ± 0.95

13.89 ± 0.45

16.97 ± 0.95

E. coli

12.8 ± 0.71

11.9 ± 0.35

16.75 ± 0.65

17.95 ± 0.35

18.7 ± 0.7

30.03 ± 1.05

  1. Results were expressed as mean IZ ± S.D