Table 1.
Characteristics of bacterial strains and plasmids used in this study.
| Strains or plasmids | Relevant characteristics | Source/reference |
|---|---|---|
| Strains | ||
| 4074 | A. pleuropneumoniae reference strain of serovar 1 | From Dr. Pat Blackall |
| JL03 | Local isolate of A. pleuropneumoniae serovar 3 | Our laboratory |
| HB01 | Local isolate of A. pleuropneumoniae serovar 1 | This work |
| HB05 | Local isolate of A. pleuropneumoniae serovar 5 | This work |
| HB07 | Local isolate of A. pleuropneumoniae serovar 7 | This work |
| HB10 | Local isolate of A. pleuropneumoniae serovar 10 | This work |
| DH5α | E. coli strain for gene cloning | Trans |
| M15 (pREP4) | E. coli strain for expression with pQE-80L | Qiagen |
| Plasmids | ||
| pQE-80L | Expression vector, ampicillin-resistant, 6×His-tag, 2×lacO | Qiagen |
| pQE-apxIA | Recombinant plasmid for expressing ApxIA | This work |
| pQE-apxIIA | Recombinant plasmid for expressing ApxIIA | This work |
| pQE-apxIIIA | Recombinant plasmid for expressing ApxIIIA | This work |