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Table 1 Antimicrobial activity of selected strains of actinobacteria

From: Bioprospection of actinobacteria derived from freshwater sediments for their potential to produce antimicrobial compounds

Strain

Antibacterial properties

Yeast

Biosynthetic genes

E. coli

P. aeruginosa

S. aureus

M. luteus

B subtilis

C. albicans

PKS-II

NRPS

phzE

Streptomyces sp. DST25

9.40 ± 0.03a

12.0 ± 0.06a

9.00 ± 0.06a

13.2 ± 0.10a

12.5 ± 0.2a

12.5 ± 0.20a

+

+

−

Streptomyces cellulosae DST28

9.50 ± 0.01a

10.0 ± 0.10bc

10.0 ± 0.10bc

12.7 ± 0.10a

12.5 ± 0.1a

11.5 ± 0.50bc

−

−

−

Streptomyces flavogriseus DST52

15.0 ± 0.01bc

11.5 ± 0.15a

8.00 ± 0.05bde

10.8 ± 0.10bc

8.4 ± 0.00bc

15.5 ± 0.05bde

+

+

−

Streptomyces albidoflavus DST71

13.0 ± 0.30bde

10.0 ± 0.04bc

6.60 ± 0.40bdf

6.20 ± 0.20bde

15.9 ± 0.2bde

13.8 ± 0.10bdfg

−

+

+

Streptomyces sp. DST116

9.00 ± 0.30a

8.50 ± 0.05bde

9.20 ± 0.25a

18.8 ± 0.10bdfg

14.4 ± 0.2bdfg

12.9 ± 0.05a

+

+

−

Streptomyces sp. DST119

8.10 ± 0.10bdf

7.00 ± 0.10bdf

8.00 ± 0.10bde

14.3 ± 0.10bdfh

14.2 ± 0.1bdfg

13.1 ± 0.10bdfh

+

+

+

  1. Mean (± SD) followed by the same letter(s) in each column are not significant different at P < 0.05 using Duncan’s new multiple range test