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Table 1 Zone of Inhibition (mm) of extracts of Galatea paradoxa and Patella rustica against test microorganisms

From: Antimicrobial and antioxidant properties of the crude peptide extracts of Galatea paradoxa and Patella rustica

 

Galatea paradoxa

Patella rustica

Positive control (ciprofloxacin)

Negative control (25 % ACN/0.1 % TFA)

E. coli

19.7 ± 0.6

0.0 ± 0.0

36.3 ± 1.2

S. aureus

20.0 ± 0.0

3.0 ± 0.0

14.7 ± 0.6

B. subtilis

20.3 ± 0.6

2.0 ± 0.6

19.0 ± 1.0

S. typhi

15.3 ± 0.6

2.0 ± 1.0

35.3 ± 0.6

E. feacalis

16.0 ± 1.0

15.0 ± 1.0

34.7 ± 0.6

C. albicans

0.0 ± 0.0

37.0 ± 1.0

41.0 ± 2.0

K. pneumoniae

14.7 ± 0.6

16.7 ± 1.15

35.0 ± 0.0

S. pneumoniae

20.3 ± 0.6

0.0 ± 0.00

15.0 ± 1.7

P. aeruginosa

20.3 ± 1.5

2.3 ± 1.15

35.3 ± 1.2

  1. Values reported as mean ± standard deviation. Mean of three experiments
  2. Zone in mm indicates the distance from the border of the disc to the edge of the clear zone
  3. ACN acetonitrile, TFA trifluoroacetic acid