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Table 6 Antibacterial activity of EPS and IPS from C. cicadae

From: RETRACTED ARTICLE: Optimized extraction, composition, antioxidant and antimicrobial activities of exo and intracellular polysaccharides from submerged culture of Cordyceps cicadae

Bacterial Strains

Inhibition Zone EPS (mm)

Inhibition Zone IPS (mm)

Positive control (tetra cycline)

Negative Control (EDTA)-

 

25 % (con.)

50 % (con.)

75 % (con.)

100 % (con.)

25 % (con.)

50 % (con.)

75 % (con.)

100 % (con.)

  

Escherichia coli

7.1 ± 0.5

9.2 ± 0.3

10.2 ± 0.4

11.1 ± 02

8.0 ± 0.2

10.8 ± 0.2

11.8 ± 0.9

11.9 ± 0.1

21 ± 1.52

-

Klebsiella pneumonia

-

-

8.2 ± 0.5

9.3 ± 0.6

-

-

8.9 ± 0.3

10.8 ± 0.3

23 ± 2.35

-

Vivrio cholerae

-

7.2 ± 0.2

9.3 ± 02

10.5 ± 0.8

-

7.8 ± 0.7

9.9 ± 0.2

10.9 ± 0.6

19 ± 1.50

-

Pseudomonas aeruginosa

8.2 ± 0.3

9.4 ± 0.6

11.3 ± 0.7

12.5 ± 0.3

8.6 ± 0.5

9.9 ± 0.5

11.5 ± 0.6

12.9 ± 0.2

18 ± 1.21

-

Vibrio alginolyticus

-

6.2 ± 0.8

10.5 ± 0.2

10.9 ± 0.3

-

6.8 ± 0.1

10.9 ± 0.3

11.2 ± 0.7

18 ± 2.15

-

Staphylococcus aureus

-

-

9.2 ± 0.8

10.1 ± 0.2

-

-

9.5 ± 0.8

10.9 ± 0.3

15 ± 2.33

-

Vibrio parahaemolyticus

7.3 ± 0.6

9.2 ± 0.4

10.4 ± 0.5

11.1 ± 0.9

7.6 ± 0.6

9.7 ± 0.4

10.9 ± 0.2

11.5 ± 0.8

16 ± 1.92

-

Streptococcus pneumonia

-

-

7.5 ± 0.1

9.2 ± 0.5

-

-

8.2 ± 0.1

9.9 ± 0.9

15 ± 1.88

-

  1. con. – concentration, p values < 0.05