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Table 1 Effect of Auricularia auricula pigment on the growth of Escherichia coli K-12, P. aeruginosa PAO1 and P. fluorescens P-3. Data are expressed as means ± SD

From: In vitro antibiofilm activity of the melanin from Auricularia auricula, an edible jelly mushroom

A. auricula pigment concentration (μg ml-1)

E. coli K-12 (Log 10 CFU ml-1)

P. aeruginosa PAO1 (Log 10 CFU ml-1)

P. fluorescens P-3 (Log 10 CFU ml-1)

0 (Control)

8.235 ± 0.013 a

9.725 ± 0.002 b

7.068 ± 0.002 c

DMSO (1%)

8.216 ± 0.003a

9.722 ± 0.005b

7.066 ± 0.002 c

5

8.236 ± 0.006 a

9.723 ± 0.002 b

7.068 ± 0.003 c

10

8.240 ± 0.003 a

9.719 ± 0.003 b

7.055 ± 0.002 c

20

8.238 ± 0.001 a

9.724 ± 0.004 b

7.067 ± 0.003 c

40

8.235 ± 0.002 a

9.722 ± 0.004 b

7.075 ± 0.004 c

80

8.242 ± 0.002 a

9.726 ± 0.003 b

7.069 ± 0.002 c

  1. aDifferent letters indicate significant differences (P < 0.05) for each concentration among the different pathogenic bacteria