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. 2022 Oct 10;21:206. doi: 10.1186/s12934-022-01936-9

Table 5.

Antimicrobial activity of actinobacteria extracts obtained from solid-state culture (TSA) against test organisms

Ethyl acetate extract Methanolic extract
Strain code S. aureus
25923
P. aeruginosa
27853
E. coli
25922
S. aureus
25923
P. aeruginosa
27853
E. coli
25922
KUMS-C1 0 0 0 0 10 0
KUMS-C2 0 0 0 0 8.4 0
KUMS-C3 0 0 0 0 8.6 0
KUMS-C4 0 0 0 0 0 0
KUMS-C5 0 0 0 0 10 0
KUMS-C6 0 0 0 0 0 0
Positive control 15 8.8 17.9 16 11.6 21.2

All strains showed the zone of inhibition towards P. aeruginosa except KUMS-C4, KUMS-C6 strains. None of the strains had antibiotic activity against S. aureus, and E. coli. Imipenem and vancomycin were used as positive controls, while methanol and ethyl acetate were negative controls