| Aerobic species | No. of clones |
|---|---|
| Pseudomonas aeruginosa | 20 |
| Neisseria macacae | 2 |
| Streptococcus mitis | 7 |
| Streptococcus sanguinis | 1 |
| Staphylococcus aureus | 1 |
| Streptococcus parasanguinis | 4 |
| Streptococcus pneumoniae | 1 |
| Granulicatella adiacens | 1 |
| Anaerobic species | No. of clone |
| Prevotella spp. | 2 |
| Veillonella parvula | 2 |
| Bacteroidetes sp. | 3 |
| Veillonella sp. | 2 |
| Veillonella dispar | 1 |
| Veillonella ratti | 1 |