Table 2.
The sizes of the inhibition zones in the samples with Vancomycin immobilized at the halloysite nanotubes.
| Sample | Inhibition zones ± standard deviation [mm] for bacteria tested |
||||||
|---|---|---|---|---|---|---|---|
| Staphylococcus epidermidis | Staphylococcus aureus | Staphylococcus haemolyticus | Streptococcus pneumoniae | Streptococcus pyogenes | Enterococcus faecalis | ||
| ATCC 12228 | ATCC 25923 | ATCC 29970 | ATCC 49619 | ATCC 19615 | ATTC 29,212 | ||
| Alginate | HNT-NH2 | 23.0 ± 2.5 | 21.0 ± 0.6 | 20.0 ± 0.6 | 28.0 ± 0.6 | 21.0 ± 0.6 | 19.0 ± 0.6 |
| HNT-NH2a | 21.0 ± 1.5 | 18.0 ± 0.6 | 20.0 ± 1.5 | 26.0 ± 1.5 | 21.0 ± 1.2 | 18.0 ± 1.0 | |
| Gelatin/Alginate | HNT-NH2 | 15.0 ± 1.5 | 17.0 ± 1.5 | 14.0 ± 2.0 | 20.0 ± 1.2 | 17.0 ± 1.0 | 14.0 ± 2.9 |
| HNT-NH2a | 13.0 ± 2.6 | 13.0 ± 1.5 | 14.0 ± 1.5 | 22.0 ± 1.0 | 16.0 ± 2.1 | 11.0 ± 3.2 | |
| Reference sample | 18.0 ± 0.6 | 18.0 ± 0.6 | 18.0 ± 1.2 | 26.0 ± 0.6 | 20.0 ± 0.6 | 17.0 ± 0.6 | |
a
The samples with twice lower weighted amount of halloysite with immobilized Vancomycin.