TABLE 3.
Antibiotics susceptibility of the selected B. longum subsp. longum strains.
| Drug class | Antibiotics | F2 | K5 | K15 | K10 |
| Penicillins | Ampicillin | S | S | S | S |
| Penicillin G | S | S | S | S | |
| Amoxicillin | S | S | S | S | |
| Glycopeptides | Gentamicin | R | R | R | R |
| Kanamycin | R | R | R | R | |
| Streptomycin | R | R | R | R | |
| Trimethoprim groups | Trimethoprim (MTP) | S | S | S | R |
| Macrolides | Roxithromycin | S | S | S | S |
| Erythromycin | S | S | S | S | |
| Tetracyclines | Tetracycline | S | S | S | S |
| Other | Rifampicin | S | S | S | S |
| Vancomycin | S | S | S | S | |
| Ciprofloxacin | R | R | R | R | |
| Chloramphenicol | S | S | S | S | |
| Clindamycin | S | S | S | R |
R, resistant; S, susceptive.