Table 2 Adhesion (%) of growing bacterial cells to polystyrene coated with biosurfactant at different concentrations
Bacterial strains | Biosurfactant concentration, mg/L | |||||
|---|---|---|---|---|---|---|
0 | 0.1 | 1 | 10 | 100 | 1000 | |
A. simplex IEGM 667 | 76.2 ± 4.9 | 96.9 ± 5.2 | 73.8 ± 4.1 | 81.8 ± 6.1 | 88.8 ± 5.5 | 57.2 ± 4.1 |
B. subtilis ATCC 6613 | 29.7 ± 3.2 | 31.9 ± 1.2 | 16.8 ± 3.1 | 7.1 ± 0.8 | 21.2 ± 2.6 | 53.1 ± 3.8 |
B. linens IEGM 1830 | 6.0 ± 0.3 | 10.5 ± 0.9 | 9.7 ± 0.7 | 7.0 ± 0.2 | 7.3 ± 0.3 | 5.3 ± 0.5 |
C. glutamicum IEGM 1861 | 11.9 ± 0.8 | 11.4 ± 0.6 | 9.3 ± 0.5 | 7.5 ± 0.4 | 8.1 ± 0.4 | 10.4 ± 0.8 |
E. coli К-12 | 8.3 ± 0.5 | 5.1 ± 0.3 | 4.8 ± 0.2 | 4.2 ± 0.2 | 4.7 ± 0.2 | 4.6 ± 0.1 |
M. luteus IEGM 401 | 5.5 ± 0.3 | 4.6 ± 0.2 | 4.3 ± 0.2 | 3.7 ± 0.2 | 3.9 ± 0.2 | 4.5 ± 0.3 |
P. fluorescens NCIMB 9046 | 8.8 ± 1.3 | 6.2 ± 0.3 | 6.8 ± 0.4 | 6.2 ± 0.4 | 6.9 ± 0.4 | 7.2 ± 0.6 |