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Nasal colonization by MRSA strains COL and Xen31
| Strain (inoculum) | Colonization at:
|
|||
|---|---|---|---|---|
| Day 3
|
Day 7
|
|||
| No. of carriers/total no. assayed | Mean CFU (range) | No. of carriers/total no. assayed | Mean CFU (range) | |
| COL (108) | 5/5 | 2.3 × 104 (6.3 × 103-2.5 × 104) | 5/5 | 1.5 × 102 (1 × 101-6.3 × 102) |
| COL (109) | 9/9 | 4.7 × 104 (2 × 103-3.2 × 105) | 8/8 | 1.6 × 102 (3.2 × 101-4 × 102) |
| Xen31 (109) | 5/5 | 1.3 × 103 (2.5 × 102-4 × 103) | 5/5 | 5 × 101 (2 × 101-2 × 102) |
