TABLE 1.
Epidemiological data and phenotypic AMR profile of S. Infantis strains used in this study.
| Strain | Sample | Region of isolation | Year of isolation | Phenotypic AMR profile |
| 19PM0346 | 2945 | Bavaria farm 1 | 1992 | SMX |
| 19PM0348 | 2947 | Bavaria farm 2 | 1992 | SMX |
| 19PM0349 | 2948 | Bavaria farm 3 | 1992 | SMX |
| 19PM0350 | 2949 | Lower Saxony farm 1 | 1992 | SMX |
| 19PM0351 | 2951 | Lower Saxony farm 2 | 1994 | SMX |
| 20PM0240 | 3222 | Mecklenburg-Western Pomerania | 1994 | SMX |
| 20PM0243 | 3225 | State of Hesse farm 2 | 1995 | SMX |
| 20PM0245 | 3227 | Thuringia | 1995 | SMX |
| 20PM0248 | 3230 | State of Hesse farm 3 | 1996 | SMX |
| 20PM0252 | 3234 | Baden-Wuerttemberg farm 2 | 1997 | SMX |
| 20PM0257 | 3239 | Rhineland-Palatinate farm 2 | 1998 | SMX |
| 20PM0260 | 3242 | Lower Saxony farm 4 | 1998 | SMX |
| 20PM0261 | 3243 | Bavaria farm 4 | 2014 | SMX-CIP-TET-NAL-TGC |
| 20PM0263 | 3245 | Lower Saxony farm 5 | 2014 | SMX |
| 20PM0267 | 3249 | Saxony-Anhalt farm 1 | 2015 | SMX-CIP-TET-NAL-TGC |
| 20PM0268 | 3250 | Bavaria farm 5 | 2015 | SMX |
| 20PM0270 | 3252 | Saxony-Anhalt farm 2 | 2015 | SMX-CIP-TET-NAL-TGC |
| 20PM0271 | 3253 | Brandenburg farm 1 | 2016 | SMX-CIP-TET-NAL-TGC |
| 20PM0273 | 3255 | Lower Saxony farm 6 | 2016 | SMX |
| 20PM0275 | 3257 | Bavaria farm 6 | 2016 | SMX-CIP-TET-NAL-TGC |
| 19PM0355 | 2954 | Baden-Wuerttemberg farm 1 | 2017 | SMX-CIP-TET-NAL-TGC |
| 19PM0358 | 2957 | Brandenburg farm 1 | 2018 | SMX-CIP-TET-NAL-TGC |
| 19PM0360 | 2959 | Bavaria farm 4 | 2019 | SMX-CIP-TET-NAL-TGC |
| 19PM0148 | 2747 | Bavaria farm 5 | 2019 | SMX-CIP-TET-NAL-TGC |
| 19PM0149 | 2748 | Bavaria farm 6 | 2019 | SMX-CIP-TET-NAL-TGC |
| 19PM0150 | 2749 | Bavaria farm 7 | 2019 | SMX-CIP-TET-NAL-TGC |
| 19PM0151 | 2750 | Baden-Wuerttemberg farm 2 | 2019 | SMX-CIP-TET-NAL-TGC |
| 19PM0153 | 2752 | Baden-Wuerttemberg farm 3 | 2019 | SMX-CIP-TET-NAL-TGC |
| 19PM0154 | 2753 | Bavaria farm 8 | 2019 | SMX-CIP-TET-NAL-TGC |
| 20PM0045 | 3027 | Bavaria farm 6 | 2020 | SMX-CIP-TET-NAL-TGC |
SMX, sulfamethoxazole; CIP, ciprofloxacin; TET, tetracycline; NAL, nalidixic acid; TGC, tigecycline.