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Table 4 Antimicrobial activity of compounds

From: Isolation and identification of antimicrobial secondary metabolites from Bacillus cereus associated with a rhabditid entomopathogenic nematode

Test organism

Zone of inhibition (diam. in mm)

Compound 1

Compound 2

Compound 3

Compound 4

Compound 5

Compound 6

Ciprofloxacin

Bavastin

Amphotericin B

A. flavus

19 ± 1

23 ± 0

18 ± 0

23 ± 0

21 ± 1.52

21 ± 1.52

X

24 ± 1.52

X

C. albicans

14 ± 1

17 ± 0.57

16 ± 0.57

18 ± 0.57

18 ± 1.15

20 ± 0

X

X

24 ± 1.73

F. oxysporum

20 ± 1.52

29 ± 0

21 ± 1.15

29 ± 0

22 ± 0

24 ± 1

X

16 ± 0

X

R. solani

31 ± 1

32 ± 0.57

27 ± 1.15

32 ± 0.57

25 ± 1.52

29 ± 0.57

X

19 ± 1.52

X

P. expansum

20 ± 0.57

34 ± 0.57

26 ± 1.15

34 ± 0.57

26 ± 1

30 ± 0.57

X

24 ± 1.15

X

B. subtilis

24 ± 1

21 ± 0

15 ± 1

–

25 ± 1

28 ± 1.15

31 ± 0.57

X

X

S. aureus

23 ± 0

22 ± 0.57

18 ± 1.73

–

24 ± 1.73

24 ± 2

31 ± 0

X

X

E. coli

29 ± 0.57

29 ± 0.57

17 ± 0

–

20 ± 2

–

28 ± 1.52

X

X

P. aeruginosa

24 ± 0

24 ± 0

18 ± 1.15

–

18 ± 1

–

25 ± 0.57

X

X

  1. – not tested as the MIC value is above 100 (μg/mL), X not tested