Table 2.
FIC values of eight metal ions combined with graphene or graphene oxide against P. aeruginosa bacterial isolates
| Metal ions | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Mo | Au | Ag | Sn | Y | Pt | Pd | Ru | ||
| Gr | P. aeruginosa—NK1 | 0.44 | 0.99 | 0.50 | 1.00 | 0.33 | 4.00 | 0.37 | 0.99 |
| P. aeruginosa—NK2 | 0.50 | 1.00 | 0.24 | 1.00 | 0.24 | 4.00 | 0.50 | 1.00 | |
| GO | P. aeruginosa—NK1 | 0.99 | 0.88 | 0.50 | 1.00 | 0.37 | 3.00 | 1.00 | 1.00 |
| P. aeruginosa—NK2 | 1.00 | 1.00 | 0.50 | 1.00 | 0.50 | 2.00 | 1.00 | 1.00 | |
Metal ions and graphene oxide are considered to be synergistic if ∑FIC ≤ 0.5; additive if 0.5 < ∑FIC ≤ 1; indifferent if ∑FIC > 1 and antagonistic if ∑FIC ≥ 4