Table 3.
Biofilm-forming capacity of 248 methicillin-resistant strains of Staphylococcus aureus (MRSA) and percentages of their adhesion genes related to antibiotics
| Biofilm | Adhesion gene | Gentamycin % | Ciprofloaxin % | SXT % | Erythromycin % | Clindamycin % | MDR % | Total % |
|---|---|---|---|---|---|---|---|---|
| Strong (n = 52, 20.9%) | FinbB | 23.1 | 23.1 | 1.9 | 15.4 | 11.5 | 7.7 | 46.2 |
| ClfA/ClfB | 32.7 | 40.4 | 11.5 | 36.5 | 28.8 | 19.2 | 69.2 | |
| Ebps | 42.3 | 46.2 | 21.2 | 44.2 | 34.6 | 32.7 | 71.2 | |
| Can | 15.4 | 19.2 | 3.8 | 15.4 | 11.5 | 7.7 | 38.5 | |
| Eno | 46.2 | 59.6 | 30.8 | 57.7 | 25.0 | 38.5 | 94.2 | |
| Icad | 42.3 | 57.7 | 26.9 | 51.9 | 36.5 | 32.7 | 88.5 | |
| FinbA | 34.6 | 44.2 | 13.5 | 38.5 | 26.9 | 21.2 | 71.2 | |
| Fib | 26.9 | 34.6 | 5.8 | 28.8 | 21.2 | 17.3 | 46.2 | |
| Moderate (n = 115, 46.3%) | FinbB | 5.2 | 18.3 | 0.9 | 17.4 | 6.1 | 6.1 | 26.1 |
| ClfA/ClfB | 13.0 | 30.4 | 13.0 | 54.8 | 28.7 | 17.4 | 81.7 | |
| Ebps | 12.2 | 31.3 | 13.9 | 53.0 | 27.0 | 18.3 | 79.1 | |
| Can | 7.0 | 7.8 | 8.7 | 28.7 | 17.4 | 8.7 | 40.9 | |
| Eno | 18.3 | 36.5 | 19.1 | 65.2 | 33.0 | 26.1 | 94.8 | |
| Icad | 13.9 | 32.2 | 17.4 | 56.5 | 29.6 | 21.7 | 82.6 | |
| FinbA | 9.6 | 28.7 | 9.6 | 50.4 | 24.3 | 12.2 | 78.3 | |
| Fib | 7.8 | 26.1 | 7.0 | 43.5 | 22.6 | 10.4 | 64.3 | |
| Weak (n = 81, 32.6%) | FinbB | 3.7 | 14.8 | 7.4 | 24.7 | 8.6 | 6.2 | 88.9 |
| ClfA/ClfB | 13.6 | 34.6 | 66.7 | 51.9 | 33.3 | 17.3 | 82.7 | |
| CLFB | 13.6 | 34.6 | 17.3 | 54.3 | 33.3 | 17.3 | 86.4 | |
| Ebps | 11.1 | 30.9 | 14.8 | 46.9 | 30.9 | 14.8 | 75.3 | |
| Can | 7.4 | 11.1 | 7.4 | 23.5 | 17.3 | 7.4 | 39.5 | |
| Eno | 12.3 | 37.0 | 17.3 | 59.3 | 37.0 | 17.3 | 95.1 | |
| Icad | 12.3 | 30.9 | 14.8 | 51.9 | 33.3 | 18.5 | 81.5 | |
| FinbA | 13.6 | 30.9 | 14.8 | 51.9 | 33.3 | 17.3 | 82.7 | |
| Fib | 9.9 | 29.6 | 8.6 | 45.7 | 28.4 | 11.1 | 69.1 |