Antibiotic resistant strains in the Culture Collection
| Species | CCOS No. | Strain | Antibiotic resistance traits | Origin |
| Acinetobacter baumannii | 494 | HK273 | gentamicin, piperacillin, timentin (ticarcillin/clavulanate), trimethoprim-sulfamethoxazole | Clinical isolate, severely injured patient Donator: Fritz H. Kayser |
| Acinetobacter haemolyticus | 496 | HK290 | amikacin, tobramycin | Clinical isolate Donator: Fritz H. Kayser |
| Enterococcus faecalis | 40 | RE25 | chloramphenicol, erythromycin, lincomycin, tetracycline | Dry sausage, beef and pork PMID 11735367 |
| Enterococcus faecalis | 41 | FO1 | tetracycline (tetM), chloramphenicol, lincomycin, erythromycin, gentamicin | Semihard raw milk smeared cheese Perreten, V., Kollöffel, B., Teuber, M. 1997. System. Appl. Microbiol. 20: 27-38. |
| Enterococcus faecalis | 687 | 302870/10 | vancomycin resistance type: VanB | rectal swab isolate from a patient Donator: Reno Frei / Hildegard Adler |
| Enterococcus faecalis | 688 | 353280/09 | vancomycin resistance type: VanA | Clinical isolate Donator: Reno Frei / Hildegard Adler |
| Enterococcus faecium | 686 | 303848/09 | vancomycin resistance type: VanA | rectal swab isolate from a patient Donator: Reno Frei / Hildegard Adler |
| Enterococcus sp. | 42 | RE39 | lincomycin, tetracyclin, erythromycin, streptomycin | Minced meat Teuber M., Perreten, V., Wirsching, F. 1996. Lebensmittel-Technologie 29(5). |
| Escherichia coli | 492 | HK235 | gentamycin, minocycline, timentin (ticarcillin and clavulanate), tobramycin | Clinical isolate Donator: Fritz H. Kayser PMID: 829605 |
| Escherichia coli | 730 | 60 | Extended spectrum beta-lactamases: CTX-M-1 and novel TEM-type, TEM-186, acc. no.: JN227084 | Fecal sample of pig Geser et al. 2012 |
| Escherichia coli | 731 | 142.11_n | Extended spectrum beta-lactamases: new variant of CTX-M group 1, CTX-M-117, acc. no. JN227085, and TEM-1 | Fecal sample of calf Geser et al. 2012 |
| Klebsiella oxytoca | 569 | HK356 | gentamicin, minocycline, piperacillin/tazobactam, timentin (ticarcillin/clavulanate), tobramycin | Clinical isolate, aortic valve Donator: Fritz H. Kayser |
| Klebsiella pneumoniae | 442 | K3 | amikacin, aztreonam, cefepime, gentamicin, minocycline, piperacillin/tazobactam, timentin (ticarcillin/clavulanate), tobramycin | Clinical isolate, bronchial secretion Donator: Fritz H. Kayser |
| Klebsiella pneumoniae | 592 | 7290522 | aztreonam, ceftazidime, cefepime, gentamicin, pefloxacin, piperacillin/tazobactam, timentin (ticarcillin/clavulanate), tobramycin, trimethoprim/sulfamethoxazole | Clinical isolate, urinary tract infection Donator: medica, Dr. F. Kaeppeli AG |
| Lactococcus garvieae | 180 | CWM1004 | clindamycin, streptomycin, tetracycline (tetS) | Bovine milk PMID: 18472369 |
| Lactococcus garvieae | 185 | CWM89 | clindamycin, tetracycline (tetM) | Bovine milk PMID: 18472369 |
| Lactococcus garvieae | 187 | CWM569 | clindamycin, contains mdt(A) but issusceptible to erythromycin and tetracycline | Bovine milk PMID: 18472369 |
| Lactococcus lactis | 1 | K214 | streptomycine, tetracycline (tetS), chloramphenicol | Cheese PMID: 9349809 |
| Lactococcus lactis | 175 | CWM2143 | clindamycin, erythromycin, tetracycline (tetS), contains aac(6')-Ie-aph(20)-Ia (aminoglycoside resistance) but is susceptible to gentamicin | Bovine milk PMID: 18472369 |
| Lactococcus lactis | 178 | CWM286 | clindamycin, erythromycin, nitrofurantoin | Bovine milk PMID: 18472369 |
| Morganella morganii | 741 | HK414 | colistin, minocycline, pefloxacin, piperacillin, ticarcillin | Clinical isolate Donator: Fritz H. Kayser |
| Proteus vulgaris | 464 | HK410 | colistin, imipenem, minocycline, piperacillin, ticarcillin | Clinical isolate Donator: Fritz H. Kayser |
| Providencia rettgeri | 465 | 231 | colistin, gentamicin, minocycline, piperacillin/tazobactam, tobramycin, trimethoprim-sulfamethoxazole | Clinical isolate Donator: Fritz H. Kayser |
| Pseudomonas aeruginosa | 499 | 21-75, HK244 | amikacin, aztreonam, cefepime, gentamicin, isepamicin, piperacillin/tazobactam, timentin (ticarcillin/clavulanate), tobramycin | Clinical isolate Donator: Fritz H. Kayser PMID: 53228 |
| Pseudomonas aeruginosa | 597 |
7370613 |
amikacin, aztreonam, ciprofloxacin, cefepime, ceftazidime, gentamicin, imipenem, isepamicin, piperacillin/tazobactam, timentin (ticarcillin/clavulanate), tobramycin | Clinical isolate, urinary tract infection (˃ 100'000 CFU/ml) Donator: medica, Dr. F. Kaeppeli AG |
| Serratia marcescens | 482 | HK181 | minocycline, colistin | Clinical isolate Donator: Fritz H. Kayser |
| Salmonella enterica serovar Wien | 505 | 8186/1974 | minocycline, piperacillin/tazobactam, timentin (ticarcillin/clavulanate) | Clinical isolate Donator: Fritz H. Kayser |
| Salmonella enterica serovar Dublin | 507 | HK246 | gentamicin, piperacillin/tazobactam, timentin (ticarcillin/clavulanate), tobramycin, trimethoprim-sulfamethoxazole | Clinical isolate Donator: Fritz H. Kayser |
| Staphylococcus aureus | 461 | COL | methicillin, tetracycline, streptomycin | Hospital isolate additional information |
| Staphylococcus aureus | 444 | E496 | penicillin, erythromycin, tetracycline, methicillin | Clinical isolate, open lower leg fracture Donator: Fritz H. Kayser |
| Staphylococcus aureus | 467 | HK257 | benzylpenicillin, oxacillin, tetracycline | Clinical isolate, patient with heart failure Donator: Fritz H. Kayser |
| Staphylococcus epidermidis | 644 | E790 | benzylpenicillin, clindamycin, erythromycin, oxacillin, tobramycin, trimethoprim-sulfamethoxazole | Clinical isolate patient with unclear abdominal symptoms Donator: Fritz H. Kayser |
| Staphylococcus haemolyticus | 643 | E782 | benzylpenicillin, fosfomycin, gentamicin, oxacillin, rifampicin, tobramycin, trimethoprim-sulfamethoxazole and tetracycline (low level) | Clinical isolate, Spondylolisthesis Donator: Fritz H. Kayser |