Table 4 Bacterial counts (CFU/g) of a mouse skin abrasion lesion on the 4th, 9th, and 14th days after treatment
Day | MRSA | Free vancomycin | Fe3O4@SiO2@CS | Fe3O4@SiO2@CS-VANCO | Free nisin | Fe3O4@SiO2@CS-NISIN |
|---|---|---|---|---|---|---|
0 | 3 × 107 | 5.4 × 107 | 5.5 × 107 | 5.4 × 107 | 5.4 × 107 | 5.4 × 107 |
4 | 3 × 107 | 4.6 × 106 ± 1.8 × 106 | 5.4 × 107 ± 1.7 × 107 | 3.6 × 105 ± 2.2 × 105 | 5.2 × 106 ± 1.7 × 106 | 4.3 × 107 ± 0.4 × 107 |
9 | 3 × 107 | 5.7 × 104 ± 0.8 × 104 | 3.7 × 105 ± 1.4 × 105 | 6 × 103 ± 1.5 × 103 | 6.2 × 104 ± 0.9 × 104 | 1.4 × 105 ± 0.3 × 105 |
14 | 3 × 107 | 178 ± 15 | 315 ± 51 | 108 ± 12 | 210 ± 23 | 280 ± 23 |